This document is a resume for Gavin F. Hayden detailing his experience working for Merck & Co., Inc. over the past 25 years, starting as a sales representative and progressing to roles such as Managed Care Account Manager, Customer Team Leader, and Specialty Manager. Some of his accomplishments include certifications in reimbursement models and experience negotiating managed care contracts. As a Customer Team Leader, he has received six Masters Awards for top performance and was inducted into the company Hall of Fame.