Greg started his advertising career in the mailroom/despatch at McCann's in the seventies. In Greg’s 50 years in advertising, he has worked for several high-profile creative agencies, launched Mindshare in Australia, and spent 25+ years at GroupM/WPP. Sparrow was the Marketing and New Business Director of Mindshare North America, based in New York for 7 years. During that time the agency was incredibly successful and the agency was named Adweek’s Media Agency of the Year for winning more than a billion dollars in new business! Greg is a qualified Coach (IECL & CoachU) and a member of the International Coaching Federation. Sparrow is also Australia’s No. 1 Influencer in the advertising/media category with LinkedIn, was awarded B&T’s Best of the Best Lifetime Achievement Award, and was recently inducted into the MFA Hall of Fame.