Lot 0091

Jeanette Pasin Sloan (American, b. 1946) Espresso,

Similar Sale History

View More Items in Prints & Multiples

Sold

Jeanette Pasin Sloan (American, b. 1946) Silver Bowls,: Jeanette Pasin Sloan (American, b. 1946) Silver Bowls, 1978 lithograph signed, titled, dated and numbered 33/50 29 1/2 x 40 inches.

2020Jeanette Pasin Sloan (American, b. 1946) Silver Bowls,See Sold Price

Sold

Jeanette Pasin Sloan (American, B. 1946) La Terrazza.: Jeanette Pasin Sloan (American, B. 1946) La Terrazza. Color lithograph, pencil signed lower right, dated '87, titled, and numbered 77/125. Ref: Szoke 23 19.75" x 15.5" Frame: 29" x 24"

2020Jeanette Pasin Sloan (American, B. 1946) La Terrazza.See Sold Price

Sold

Jeanette Pasin Sloan (American, B. 1946) Sears Tower.: Jeanette Pasin Sloan (American, B. 1946) Sears Tower. Color lithograph, pencil signed lower right, dated 1986, titled, and numbered 36/85. Ref: Szoke 16 42" x 24" Frame: 54" x 34.75"

2020Jeanette Pasin Sloan (American, B. 1946) Sears Tower.See Sold Price

Sold

Jeanette Pasin Sloan (American, B. 1946) Mercato: Jeanette Pasin Sloan (American, B. 1946) Mercato Stripes. Color lithograph, pencil signed LR, dated 1993, titled, and numbered 15/70. Together with 'La Terrazza' stamped 'Proof Copy' and another unsig

2016Jeanette Pasin Sloan (American, B. 1946) MercatoSee Sold Price

Sold

Jeanette Pasin Sloan (American, B. 1946) Red Shift.: Jeanette Pasin Sloan (American, B. 1946) Red Shift. Color lithograph, pencil signed lower right, dated '83, titled, and numbered 21/150 25 1/2" x 22" Frame: 33 1/4" x 29 1/4"

2020Jeanette Pasin Sloan (American, B. 1946) Red Shift.See Sold Price

Sold

Jeanette Pasin Sloan, (American, b. 1946), Still Life,: Jeanette Pasin Sloan (American, b. 1946) Still Life, 1995 color lithograph signed and dated in pencil (lower right) Image: 14 1/2 x 14 1/2 inches. Estimate $50-70

2019Jeanette Pasin Sloan, (American, b. 1946), Still Life,See Sold Price

Sold

Jeannette Pasin Sloan (American, B. 1946) Binary.: Jeannette Pasin Sloan (American, B. 1946) Binary. Etching with aquatint, pencil numbered 15/20 LL, titled lower center, and pencil signed and dated '86 LR. Together with a Pasin-Sloan color lithograph

2015Jeannette Pasin Sloan (American, B. 1946) Binary.See Sold Price

Sold

Frank Stella (American. b. 1936) Swoonaire (from: Frank Stella (American. b. 1936) Swoonaire (from Imaginary Places), 1994 etching, aquatint, relief, screenprint and lithograph in colors on TGL handmade paper signed, dated, and inscribed P.P.I. in pe

2021Frank Stella (American. b. 1936) Swoonaire (fromSee Sold Price

Sold

Frank Stella (American, b. 1936) Then Water Came and: Frank Stella (American, b. 1936) Then Water Came and Quenched the Fire (fromIllustrations after El Lissitzky's Had Gadya), 1984 Lithograph, linoleum cut and screenprint in colors with handcoloring and

2020Frank Stella (American, b. 1936) Then Water Came andSee Sold Price

Sold

Frank Stella (American, b. 1936) Schwarze Weisheit for: Frank Stella (American, b. 1936) Schwarze Weisheit for D.J., 2000 lithograph, etching, aquatint and relief with embossing signed, dated, and numbered 5/23 in pencil 47 1/2 x 40 inches. Provenance: Mey

2020Frank Stella (American, b. 1936) Schwarze Weisheit forSee Sold Price

Sold

Frank Stella (American, b. 1936) Shards Variant IVa: Frank Stella (American, b. 1936) Shards Variant IVa (from Shards series), 1982 color offset lithograph and screenprint signed, dated and numbered 29/49 39 3/4 x 45 inches. Provenance:

2019Frank Stella (American, b. 1936) Shards Variant IVaSee Sold Price

Sold

Bev Doolittle, American (b. 1947), Pintos, 1978, lithograph, ed. 800/1000: Bev DoolittleAmerican, (b. 1947)Pintos, 1978lithograph, ed. 800/1000signed and numbered in pencil lower left, framed.18 x 18 inches (visible)

2024Bev Doolittle, American (b. 1947), Pintos, 1978, lithograph, ed. 800/1000See Sold Price

Sold

Frank Stella (American, b. 1936) Black Adder (from V Series), 1968: Frank Stella (American, b. 1936) Black Adder (from V Series), 1968 lithograph signed, dated, and numbered AP V in pencil 16 1/4 x 28 7/8 inches. Property from a Private Collection, Houston, Texas Lite

2022Frank Stella (American, b. 1936) Black Adder (from V Series), 1968See Sold Price

Sold

Alex Katz (American, b. 1927), Good Afternoon II (Gray Rowboat): Alex Katz (American, b. 1927), Good Afternoon II (Gray Rowboat)lithograph in colors, 1975, pencil signed and numbered 97/100 lower left, printed by Styria Studio, New York, published by Marlborough Gr

2022Alex Katz (American, b. 1927), Good Afternoon II (Gray Rowboat)See Sold Price

Sold

Barbara Kruger (American, B. 1945): Untitled (Printed Matter Matters). 1989. Lithograph with offset printed and engraved typography. Signed and numbered in pencil. Edition 50. 25 x 23 inches (sheet); 27 x 29 x 2 inches (frame). Note: Fr

2022Barbara Kruger (American, B. 1945)See Sold Price

Sold

2022Alex Katz (American, b. 1927), Good Afternoon II (Gray Rowboat)See Sold Price

Related Prints & Multiples

Tom Palmore (American, B. 1945) Eight Surreal Etchings: Description: Eight etchings depicting various surreal scenes and imagery. Included are "Magita," "Frog Fashion," "Gothic Crab," "Brain Truster," "Nasty Lady," "Discussion," "Political Tombstone," and

May 12, 2024Tom Palmore (American, B. 1945) Eight Surreal Etchings

$50

Hilary Knight (American, b. 1926) ELOISE AT THE PLAZA: WELCOME TO THE PLAZA. Eloise at the Plaza colored lithograph, pencil signed and edition numbered by the illustrator, Hilary Knight #228/300 (lower margins). Dimensions: 25 1/4 inches x 21 inches. Cond

May 20, 2024Hilary Knight (American, b. 1926) ELOISE AT THE PLAZA

$100

Frank Stella "Empress of India I" Lithograph, 1968: Frank Stella (American, b. 1936), "Empress of India I" from V Series, Lithograph in Colors, 1968, edition 100, marked "A.P." for Artist's Proof, signed, and numbered in pencil "X / XVI" lower right, p

19 hrs LeftFrank Stella "Empress of India I" Lithograph, 1968

$2,750

Abelardo Morell "Tower Bridge" Gelatin Print: Abelardo Morell (Cuban/American, b. 1948), "Tower Bridge", Gelatin Silver Print, 2001, edition 1/15, signed lower left, numbered center below, titled and dated lower right, Michael Hoppen Gallery labe

19 hrs LeftAbelardo Morell "Tower Bridge" Gelatin Print

$650

Abelardo Morell "Central Park..." Gelatin Print: Abelardo Morell (Cuban/American, b. 1948), "Central Park Looking Northwest in Office", Gelatin Silver Print mounted on foam board, 1999, edition 3/15, titled and dated lower right, numbered center bel

19 hrs LeftAbelardo Morell "Central Park..." Gelatin Print

$550

Christopher Wool, gelatin silver print, 1992: Christopher Wool, gelatin silver print, 1992, Christopher Wool (American, b. 1955) Untitled (Parkett 33), pencil signed "WOOL", dated and numbered "43/70" on verso, loose and unframed, 10"h x 8"w Prov

May 15, 2024Christopher Wool, gelatin silver print, 1992

$225

Tina Barney "The Skaters" Chromogenic Print, 2004: Tina Barney (American, b. 1945), "The Skaters", Chromogenic Print in Colors, 2004, signed, dated, and numbered "#19" lower right, black metal frame. Image: 29.5" H x 37.75" W; frame: 30.5" H x 38.5" W

Jun 09, 2024Tina Barney "The Skaters" Chromogenic Print, 2004

$100

May 18, 2024Signed & Framed Aquatint "Kiss" by Andrew Stevovich

$50

Tanya Aguiniga, 'Gauze' Prints (2): TANYA AGUINIGA (Mexican / American, b. 1978)Two 'Gauze' prints, ca. 2010Color prints on Arches paper.    Each: 30" H x 22.25" W

May 18, 2024Tanya Aguiniga, 'Gauze' Prints (2)

$300

Richard Tuttle. "Galisteo Paintings," woodcuts: (American, b. 1941). Seven woodcuts from the series "Galisteo Paintings" 1993, edition of 30, sheet size each: 12 x 16 in., framed size each: 14 1/4 x 18 1/4 inches. From a private collection, Baltimo

7 days LeftRichard Tuttle. "Galisteo Paintings," woodcuts

$5,000

Alex Katz Lithograph from MASTER AMERICAN CONTEMPORARIES: Artist/Designer; Manufacturer: Alex Katz (American, b. 1927)Marking(s); notes: signed, marking(s); ed. 5/30; 1993Materials: lithographDimensions (H, W, D): 29&qu

May 18, 2024Alex Katz Lithograph from MASTER AMERICAN CONTEMPORARIES

$400

Mel Bochner MONEY Monoprint, 30"H: Artist/Designer; Manufacturer: Mel Bochner (American, b. 1940)Marking(s); notes: signed; 2021Materials: monoprint in oil collage with engraving and embossment on handmade paper

May 18, 2024Mel Bochner MONEY Monoprint, 30"H

$12,000

Yvonne Jacquette "Skowhegan II" Etching, Signed Ed.: Artist/Designer; Manufacturer: Yvonne Jacquette (American, b. 1934)Marking(s); notes: signed; ed. 12/35; 1987Materials: soft-ground etching and aquatint printed in black

May 18, 2024Yvonne Jacquette "Skowhegan II" Etching, Signed Ed.

$150

Raymond Ciborowski "Innocenti" Digital Print, 2014: Raymond Ciborowski (American, b. 1970), "Innocenti", Archival Ink-Jet Print on Paper, numbered edition "2/100", signed to verso, 2014, unframed. This work is accompanied by a certificate of authentici

May 14, 2024Raymond Ciborowski "Innocenti" Digital Print, 2014

$100

Raymond Ciborowski "Lightspeed" Digital Print: Raymond Ciborowski (American, b. 1970), "Lightspeed", Archival Ink-Jet Print on Paper, numbered edition "1/100", signed to verso, 2014, unframed. This work is accompanied by a certificate of authentic

May 14, 2024Raymond Ciborowski "Lightspeed" Digital Print

$100

Raymond Ciborowski "American Made" Digital Print: Raymond Ciborowski (American, b. 1970), "American Made", Archival Ink-Jet Print on Paper, numbered edition "1/100", signed to verso, 2014, unframed. This work is accompanied by a certificate of authen

May 14, 2024Raymond Ciborowski "American Made" Digital Print

$100

More Items in American Prints & Multiples

Shepard Fairey, OBEY "Peace Mujar" on Metal - Urban Art, Graffiti, Street Art: Shepard Fairey, Titled "Peace Mujar" from 2007Silkscreen on aluminum, edition1/2, signed on the verso, measures 19"×24 1/2".Comes with a COA from Dirtypilot

May 15, 2024Shepard Fairey, OBEY "Peace Mujar" on Metal - Urban Art, Graffiti, Street Art

$2,750

Corita (Sister Mary) Kent (American, 1918-1986) 'To Do a Common Thing...' Serigraph: Corita (Sister Mary) Kent (American, 1918-1986) 'To Do a Common Thing...' Serigraph 1967, ink signed upper right, mounted to canvas board in a wood frame Property from: a Private Collector, Glen Ellyn

May 19, 2024Corita (Sister Mary) Kent (American, 1918-1986) 'To Do a Common Thing...' Serigraph

$300

Bernard Steffen (American, 1907-1980) Federal Art Project: DESOLATION: Title: Desolation c. 1935-1943. Publisher: Federal Art Project (New York City). Bernard Joseph Steffen lithograph signed in pencil lower right (in script). Titled in pencil lower center, DESOLATION. S

May 20, 2024Bernard Steffen (American, 1907-1980) Federal Art Project: DESOLATION

$110

Winsor McCay (American, 1869-1934) LITTLE NEMO IN SLUMBERLAND, 1908: Kind Wolves and Bears. Sunday Page Strip NEMO Published in the New York Herald, March 22, 1908. Full page colored proof sheet. Eleven numbered panels printed on coated paper. Dimensions: 25 1/8 inches

May 20, 2024Winsor McCay (American, 1869-1934) LITTLE NEMO IN SLUMBERLAND, 1908

$100

Edward A. Wilson: Hog Back Meeting House 1949, Lithograph: Hog Back Meeting House, Lithograph, 1949 by Edward Arthur Wilson (1886-1970). Signed in pencil on the lower right margin. Edition of 250 by Associated American Artists (AAA), New York, 1949. Titled on

May 16, 2024Edward A. Wilson: Hog Back Meeting House 1949, Lithograph

$200

Hand Signed Andy Warhol Set Of 10 Miniature Mick Jagger Lithographic Posters, Each Signed: ***WE HERE AT RBFINEARTS CANNOT AUTHENTICATE ANY SIGNATURES. WE DO NOT GUARANTEE THIS TO BE AN AUTHETIC SIGNATURE*** Hand Signed Andy Warhol Set Of 10 Miniature Mick Jagger Lithographic Posters, Each

May 18, 2024Hand Signed Andy Warhol Set Of 10 Miniature Mick Jagger Lithographic Posters, Each Signed

$200

Edward Borein (1872-1945), Sign Talk No. 1: Edward Borein (1872-1945) Sign Talk No. 1 Medium: drypoint on paper Dimensions: 2 5/8 x 3 1/2 Framed Dimensions: 12 3/8 x 14 1/8 x 7/8 Signature signed lower right: Edward Borein remarque lower left:

May 18, 2024Edward Borein (1872-1945), Sign Talk No. 1

$300

Edward Hopper - Night Shadows: Edward Hopper "Night Shadows". Giclee Fine Art Print after an original work. Print-signed lower right, hand-numbered. Decorative Blindstamp and Adhesive of Edition on the print. Excellent conditions.

47 mins LeftEdward Hopper - Night Shadows

$280

BRENDAN RILEY "CLASSIC DRY FLIES" FRAMED HAND SIGNED AND NUMBERED: This exquisite print titled "Classic Dry Flies" is a wonderful addition to any art collection. It is a contemporary piece signed by renowned artist Brendan Riley. The print is large in size with dimen

May 18, 2024BRENDAN RILEY "CLASSIC DRY FLIES" FRAMED HAND SIGNED AND NUMBERED

$22

Jane Dickson "Stairwell" Color aquatint 1984 - Urban Art, Graffiti, Street Art: Jane Dickson (American, B. 1952) Stairwell. Color aquatint, pencil signed lower right, dated 1984 and numbered 23/45 29.25" x 16.75", Frame: 37.25"x 24.5". Comes with a COA from Dirtypilot.

May 15, 2024Jane Dickson "Stairwell" Color aquatint 1984 - Urban Art, Graffiti, Street Art

$250

AL HIRSCHFELD (AMERICAN, 1903-2003) LITHOGRAPH: Shakespeare Ed. 77/200 17.75 x 20.5 in.(sight) - w. 27.5 x h. 31 in. (frame) Provenance: Private collection, Pound RIdge, NY Inventory Code: 1P-4

4 days LeftAL HIRSCHFELD (AMERICAN, 1903-2003) LITHOGRAPH

$120

Vintage American School Signed Social Realist Humerous Etching "The Quack" Medical Art: Antique American etching on paper. Signed. Framed. Please see all images for condition. Size is measured and written on the back of the painting. The first size is the overall size, the second size is

1 day LeftVintage American School Signed Social Realist Humerous Etching "The Quack" Medical Art

$10

VOYAGES : Six Poems With Wood Engravings Signed By LEONARD BASKIN. 1957: Leonard Baskin (American, 1922-2000). Voyages: Six Poems by Hart Crane with seven wood engravings by Leonard Baskin. Designed, illustrated and printed by Leonard Baskin at the Gehenna Press with six o

May 20, 2024VOYAGES : Six Poems With Wood Engravings Signed By LEONARD BASKIN. 1957

$100

Curt Szekessy: Temple Emanuel, NY 1918 Artist Proof Etching: Temple Emanu-El, the interior of former location of at 5th Ave and 43rd Street in New York, by Curt Szekessy Etching dated in the plate at the lower center. Stated artist proof, signed, titled, and in

May 16, 2024Curt Szekessy: Temple Emanuel, NY 1918 Artist Proof Etching

$250

Andy Warhol - Sage Blue Marilyn: Andy Warhol "Sage Blue Marilyn" beautiful original HAND SIGNED poster on Lenox Paper attributed to the american pop art master Andy Warhol. Size: 70x70 cm. Hand signed on the right. Certificate of Edi

47 mins LeftAndy Warhol - Sage Blue Marilyn

$1,100

Keith Haring - Dancing: Keith Haring "Dancing" Giclee Fine Art Print after an original work. Print-signed lower right, numbered lower left. Decorative Blindstamp on the print and Certificate of Edition provided. Excellent co

47 mins LeftKeith Haring - Dancing

$240

Recommended Art

25 40 Australia Northfield Great Barrier Coral Reef vintage travel poster 1935: From 1935 Australia Northfield Great Barrier Coral Reef vintage travel poster 1935 40x25 inches approx

Live Now25 40 Australia Northfield Great Barrier Coral Reef vintage travel poster 1935

See Sold Price

Cole Weston (American 1919 – 2003) after Edward Weston (American 1886 – 1958): Cole Weston (American 1919 – 2003) after Edward Weston (American 1886 – 1958) “Nude, 1936”, 1984 Negative photograph print Signed and inscribed on verso “Negative by Edward Weston, print

May 18, 2024Cole Weston (American 1919 – 2003) after Edward Weston (American 1886 – 1958)

$1,000

Antique early 20C French oil painting signed: ARTIST: - (France, early 20 century) TITLE: Still Life with Vase of Flowers MEDIUM: oil on board CONDITION: Minor scratches/paint losses. No visible inpaint under UV light. ART SIZE: 4 x 5 inches / 10

19 hrs LeftAntique early 20C French oil painting signed

$280

Heinrich Sperling (German,1844-1924) oil painting antique: ARTIST: Heinrich Sperling (Germany, 1844 - 1924) TITLE: Jack Russell Terrier Dog YEAR: 1906 MEDIUM: oil on board CONDITION: Minor damages to corners. Some scratches/paint losses. Few small inpaintings

19 hrs LeftHeinrich Sperling (German,1844-1924) oil painting antique

$2,300

Frank Newbould Jamaica orchards landscape original on wood: Frank Newbould Jamaica orchards landscape original on wood Frank Newbould Jamaica orchards landscape lithograph on wood 34x25 inches approx Cutting sugar cane in the west indies

May 04, 2024Frank Newbould Jamaica orchards landscape original on wood

See Sold Price

Andy Warhol Screenprint "San Francisco Silver Spot" Butterfly from the Endangered Species Suite: Andy Warhol Screenprint and Colophon. 1983. 38x38 inches approx. Includes Certificate of Authenticity. This unsigned working trial proof was made outside the regular edition during the process of imag

Live NowAndy Warhol Screenprint "San Francisco Silver Spot" Butterfly from the Endangered Species Suite

$2,200

Ludwig Adam Kunz (German,Austrian,1857-1929) oil painting antique: ARTIST: Ludwig Adam Kunz (Germany, Austria, 1857 - 1929) TITLE: Tabletop Still Life MEDIUM: oil on canvas CONDITION: Few minor paint losses mostly along edges. Minor craquelure. Few scattered minor in

19 hrs LeftLudwig Adam Kunz (German,Austrian,1857-1929) oil painting antique

$1,200

Marcel Brisson (France,1915-?) oil painting: ARTIST: Marcel Brisson (French, 1915 - ???) TITLE: Paris Cityscape MEDIUM: oil on canvas CONDITION: Minor craquelure. No visible inpaint under UV light. ART SIZE: 24 x 30 inches / 60 x 76 cm FRAME SIZ

19 hrs LeftMarcel Brisson (France,1915-?) oil painting

$475

Robert Waltsak (NJ,b 1944) oil painting: ARTIST: Robert Alan Waltsak (New Jersey, born 1944) TITLE: Hudson River, NJ (titled on verso) YEAR: 2022 MEDIUM: oil on canvas board CONDITION: Very good. No visible inpaint under UV light. ART SIZE:

19 hrs LeftRobert Waltsak (NJ,b 1944) oil painting

$425

Kikuo SAITO: "White Pine" - Oil Painting: Kikuo Saito (Japanese, 1939-2016) abstract study in oil on canvas, "White Pine", comprising color brushstrokes on an open background of off-white and blue, titled, signed and dated 1983 on back, beari

Live NowKikuo SAITO: "White Pine" - Oil Painting

$25,000

Leroy Neiman Hand signed Lithograph Mardi Gras: Leroy Neiman Lithograph. Hand signed by Leroy Neiman Approx 40x30 inches. Custom framed. Includes certificate of authenticity.

Live NowLeroy Neiman Hand signed Lithograph Mardi Gras

$325

Frederick DeBourg Richards 1822-1903 Antique American Hudson River School Masterpiece Oil Painting: Antique American landscape oil painting by Frederick DeBourg (De Berg) Richards (1822 - 1903). One of the finest examples of his work and a very important painting. Oil on canvas. Signed on verso, we

1 day LeftFrederick DeBourg Richards 1822-1903 Antique American Hudson River School Masterpiece Oil Painting

$2,100

Katsushika Hokusai: Mt. Fuji Beyond the Waves: Artist: Katsushika Hokusai (Japan 1760-1849) Title: "Mt. Fuji Beyond the Waves" Medium: Woodblock. Format: Horizontal Size: (9x11.7/8in) Publisher: Takamizawa Series: One Hundred Views of Mount Fuji.

1 day LeftKatsushika Hokusai: Mt. Fuji Beyond the Waves

$355

Antique American Signed Hudson River School Sunset Landscape Exhibited Original Oil Painting: Antique American sunset landscape oil painting. Oil on board. Signed. Framed. Please see all images for condition. Size is measured and written on the back of the painting. The first size is the overa

1 day LeftAntique American Signed Hudson River School Sunset Landscape Exhibited Original Oil Painting

$750

Heinrich Hirt (German,1841-1902) oil painting antique: ARTIST: Heinrich Hirt (Germany, 1841 - 1902) TITLE: Children Playing with Kitten MEDIUM: oil on canvas CONDITION: Relined. Few minor paint losses. Some craquelure. Few scattered minor inpaintings. ART

19 hrs LeftHeinrich Hirt (German,1841-1902) oil painting antique

$3,300

Chauncey Foster Ryder (NY,NH,1868-1949) oil painting antique: ARTIST: Chauncey Foster Ryder (New York, New Hampshire, 1868 - 1949) TITLE: Harbor Scene MEDIUM: oil on canvas CONDITION: Few minor paint losses. Very minor craquelure. Some scattered small inpainting

19 hrs LeftChauncey Foster Ryder (NY,NH,1868-1949) oil painting antique

$220

Jeanette Pasin Sloan (American, b. 1946) Espresso,

Item Details

Description

Jeanette Pasin Sloan (American, b. 1946)
Espresso,Color lithograph,
Signed and dated '95 lower right.
The Print Club of Cleveland publication no. 74, 1996.
Framed dimensions: H: 23 1/4 x W: 23 1/4 in.
H: 14 W: 14 3/8 in.

Buyer's Premium

25% up to $500,000.00
20% above $500,000.00

Jeanette Pasin Sloan (American, b. 1946) Espresso,

Name: Jeanette Pasin Sloan (American, b. 1946) Espresso,
SKU: 111852999
Price: 50 USD
Availability: InStock

Estimate $80 - $120

See Sold Price

Starting Price $40

Sell a Similar Item

11 bidders are watching this item.

Shipping & Pickup Options

Item located in Cleveland, OH, us

See Policy for Shipping

Local Pickup Available

Payment

Accepts seamless payments through LiveAuctioneers

Gray's Auctioneers

TOP RATED

Cleveland, OH, United States

172 Reviews

4,747 Followers

Auction Curated By

Deba J. GrayFine Art, Furniture & Decorative Art Specialist