Mountains of the World winter writer and sport scientist Jen

writer and sport scientist Jen Benson looks at the science and hidden history of ultramarathon running

and building production-ready code is now more important than ever

constant dramatic tension

These two equally proud men immediately clash and begin a battle of wits

They are her close friends as well as neighbours

Mountains of the World winter writer and sport scientist JenUnfold the majesty of the world's highest mountains with this interactive lift flap concertina book. Embark on an immersive journey up seven stunning peaks, with concertina style die cut pages that mirror the distinct shapes of the world's most magnificent peaks. Then, lift the flaps on each page to reveal the diverse wildlife that calls these mountains home, from the majestic condors soaring high above to the snow leopards roaming the slopes below.