Gilbert Macdonald
Robert M. Buntin
Robert Kuttner
Robert Koppel
Robert Harris
Robert Louis Stevenson
Hunter, Robert
Robert Doherty
Robert Keeshan
Robert J. Mason
Robert J. Lieber
Robert Kurson
Robert Girardi
Robert Lyman
Paul Gilbert
Robert Milne
Robert Lafore
Robert Lafore
Robert Harvey
Robert Lafore
Robert Kilburn Root
Robert Dixon
Robert Goddard
Robert Woodhouse
Robert M. Bowker
Robert Yates
Robert Charles Wilson
Robert A. Wiedemer
Robert Beaumont
Robert Gauvin
Robert Rotenberg
Robert Frost
Robert Foster
Robert Holden
Robert Rotenberg
Robert Steiner
Robert Gauvin
Robert Yates
Robert A. Jensen
Robert Blackburn
Robert James Connors
Robert Ribando
Robert Darnton
Robert Goddard
Jason Scott Robert
Robert R. Tomes
Robert Earl Keen
Manning, Robert
Robert Laura
Robert Earl Keen
Robert R. Moeller
Philippe Girard
Jessica Denay
Stephen C. Schimpff
Joann Cleland
Davis B. Bobrow
Henry Inn
W. D. Wetherell
R. George Wright
L. L. Owens
H. Norman Wright
L. Ron Hubbard
Travis Hirschi
Elmer Towns
Billy Graham
Alex Read
Charles Gardner Geyh
Nolan M. McCarty
Al J. Venter
CCPS (Center for Chemical Process Safety)
Tony Benn
Ted Schaefer
James Timothy White
Leo Booth
Regis A. Duffy
Brian Freemantle
Princeton Review Staff
Phyllis Zhang
Bruce McIntyre
Kinder Kinder
Isabel Colegate
John C. Maxwell
Bettie B. Youngs
Mary Elizabeth Salzmann
Laura Lomas
Fritz J. Scheuren
Jennifer Gillis
C. David Mortensen
Henry Wadsworth Longfellow
Editors of Editors of the American Heritage Dictionaries
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Keren R. McGinity
Vicki Delany
Sevim Özdamar
Claire Davis
Wade Hall
Sara Evans
Janet M Magiera
National Geographic Learning
National Geographic Learning
Jens-Christian Gaedtke
Jean Paré
Michael Bowen
Jack W. Hayford
Kathleen Rock Martín
Christopher R. Smith
Greg Henry
American Education Publishing
Philipp Lennert
Rita Haverkamp