Clint White

£7.65

Thomas Koulopoulos and Nathaniel Palmer

£11.47

Susie Carder

£10.99

Robert Courser

£10.71

Will Page

£9.99

Karim Abouelnaga

£7.74

Mona Bijoor

£7.75

Helen Rothberg, PhD

£9.49

Chris Ertel and Lisa Kay Solomon

£9.99

R. David Nelson, Patricia E. Moody, and Jon Stegner

£14.99

Gerald A Michaelson and Steven W Michaelson

£9.99

Richard E. Neustadt

£7.99

Patrick Hanlon

£10.99

Kaihan Krippendorff

£6.99

John L Mariotti

£9.99

Roy L. Harmon and Leroy D. Peterson

£14.99

Kathryn Rudie Harrigan

£11.99

Steven M. Cristol and Peter Sealey

£13.99

Patricia E. Moody and Richard E. Morley

£15.99

Joe DiMisa

£9.99