SANTA MONICA, Calif.--(BUSINESS WIRE)--TrueCar, Inc. (NASDAQ: TRUE), the negotiation-free car buying and selling mobile marketplace, has hired technology industry veteran Don Robertson as its executive vice president, people, and chief human resources officer to bolster recruitment of top-tier talent needed to keep pace with the company’s expanding business. Robertson joins TrueCar from Hewlett Packard, where he has worked since 2001, most recently as senior vice president of human resources fo