About the author

David Roster

<p>David Roster has been a &#39;Mr. Fix It&#39; for as long as he can remember. Taking apart toys when he was a kid quickly progressed into fixing bicycles for himself and his friends.</p><p>As he grew older, David developed a love of all things technical. Naturally, his ability to understand what makes them tick followed and wasn&#39;t long before he was able to repair all manner of gizmos and gadgets including washing machines and dryers to iPads and Smartphones.</p><p>Reading David&#39;s books will help you to do this too!</p>