Stefanie Arend

£10.06

Andrew Jobling

£9.99

Will Williams

£5.99

Susan Hyatt

£10.06

(Part of Life Hacks Series)

Karen Asp

£6.99

JJ Smith

£7.99

£10.99

Marci Zaroff

£9.99

(Part of Forks Over Knives)

Alona Pulde and Matthew Lederman

£9.49

Laura Prepon and Elizabeth Troy

£9.99

Shaun Francis

£11.99

John Howard Weeks

£6.19

Adams Media

£6.99

William Sears and Erin Sears Basile

£7.74

Liz Josefsberg

£9.29

(Part of For Health Series)

Britt Brandon and Kymberly Keniston-Pond

£29.99

Sally J. Duffell

£6.99

Robyn Openshaw

£14.99

Lani Muelrath

£6.19

Deborah King

£8.49