NEW EDITION AVAILABLE . This is the OLDER 1st edition. Re-titled as The Product Manager Interview , the new version is availalbe amzn.to/2X56Q8O BEWARE OF COUNTERFEIT BOOKS . Readers have reported that Amazon's 3rd-party sellers are selling counterfeit versions; the counterfeit pages have misprints, missing pages or pages in reverse order. We are working with Amazon to resolve the issue. In the meantime, purchase genuine books with the Amazon.com bit.ly/2XqFAXB The world's expert in product management interviews , Lewis C. Lin, gives readers over 160 practice questions to gain product management (PM) proficiency and master the PM interview. The PM Interview Workbook is a resource you don’t want to miss. It contains over 160 actual questions from top tech companies