The extraordinary new autobiography from adventurer Bear Grylls.In Never Give Up, global adventurer and TV presenter Bear Grylls chronicles his life and career since stepping onto screen, taking readers along with him on his most famous adventures, sharing personal stories from his favourite expeditions, and capturing his hairiest survival challenges.The follow up to the internationally bestselling Mud, Sweat and Tears, in this new autobiography Bear takes readers behind the scenes on infamous 'Man vs. Wild' shoots and provides an insight into what it's really like to go 'Running Wild' with guests including President Obama, Roger Federer and Julia Roberts.Along the way, Bear explores the valuable lessons he's learned in the wild, opens up about his most personal challenges and achievements, and celebrates the true value of adventure and the enduring importance of courage, kindness and resilience.