Social Engineering: The Science of Human Hacking reveals the craftier side of the hacker's repertoire - why hack into something when you could just ask for access? Undetectable by firewalls and antivirus software, social engineering relies on human fault to gain access to sensitive spaces; in this book, renowned expert Christopher Hadnagy explains the most commonly used techniques that fool even the most robust security personnel and reveals how these techniques have been used in the past.

Frustrated by the high costs and difficulty of accepting credit card payments, McKelvey joined his friend Jack Dorsey (the cofounder of Twitter) to launch Square, a startup that would enable small merchants to accept credit card payments on their mobile phones. The Innovation Stack is a thrilling business narrative that's much bigger than the story of Square. It is an irreverent first-person look inside the world of entrepreneurship, and a call to action for all of us to find the entrepreneur within ourselves and identify and fix unsolved problems - one crazy idea at a time.

We all have a tendency to work around problems. We are resourceful. We improvise. We’re so accustomed to managing emergencies as they strike that we often don’t stop to think about how we could prevent crises before they happen. Why 'solve' crimes when we could stop them being committed? Why treat chronic diseases when they could be prevented from developing? Why provide shelter for the homeless rather than working to keep people housed in the first place? Why do our efforts skew so heavily towards reaction rather than prevention? 

For more than two decades, legendary trainer Tim Grover has taken the greats - Michael Jordan, Kobe Bryant, Dwyane Wade, and hundreds of relentless competitors in sports, business, and every walk of life - and made them greater. Now, he reveals what it takes to achieve total mental and physical dominance, showing you how to be relentless and achieve whatever you desire. 

Why is profitable growth so hard to achieve and sustain? Most executives manage their companies as if the solution to that problem lies in the external environment - find an attractive market, formulate the right strategy, win new customers. But when Bain & Company's Chris Zook and James Allen (authors of the best-selling Profit from the Core) researched this question, they found that when companies fail to achieve their growth targets, 90 percent of the time the root causes are internal, not external.