Daniel Pink Teaches Sales and Persuasion Free ( 3.27 GB ) in a single click. With four NYT bestsellers, Daniel Pink is an influential voice in the evolving landscape of sales and motivation. Now the author of To Sell Is Human teaches you science-backed principles for effective and ethical sales and persuasion. Learn tactics for achieving better outcomes in any interaction-at home or at work-and tools for framing your message, navigating cognitive biases, and pitching ideas, products, or yourself.