In the world of smartphones, instant internet access and on-demand documentaries, studying should be easier than ever. Yet all this background noise can make us unfocused and inefficient learners.

So how can you cut through the distractions and get back to productive, rewarding learning? Four little words: Think like a Ninja.

Paralysed by procrastination? Harness some Ninja Focus to get things started. Overwhelmed by exam nerves? You need some Zen-like Calm to turn those butterflies into steely focus. Surrounded by too many scrappy notes and unfinished to-do lists? Get Weapon-savvy with the latest organizational technology.

With nine Ninja techniques to learn, there is a solution here for everyone who wants to learn better – and they don't involve giving up the rest of your life.

Written by one of the world's foremost productivity experts, How to be a Knowledge Ninja is a fun, accessible and practical guide on how to get the most out of your studying and love the quest for knowledge again.