DAVID HARRISON has more than forty years of experience in the engineering and construction industry with a focus on water and wastewater systems. He has worked on projects across the United States, in Australia, and in the United Kingdom for municipal government agencies and private industry. He is a registered professional engineer in the State of California and a Board-Certified Environmental Engineer, but he is also an unusual engineer as he seems to be a mid-level extrovert. Mr. Harrison's experience also includes executive-level positions in the marketing and sales of professional services service. He served as Director of Client Service and then Director of Marketing for North America for MWH, a global water engineering and construction company. Mr. Harrison is currently Vice President and Director of Program Management Services for Kennedy Jenks Consultants, a North American engineering and technology consultancy. He has written extensively on the topic of client service for professional services practices. Mr. Harrison has a BS in Civil Engineering from UC Davis and an MS in Environmental Engineering from Stanford. He and his wife Connie have been married for more than forty years. They have four adult sons and three mostly perfect grandchildren. He enjoys road cycling, reading, music and sports and is always happy to engage in a healthy debate on these topics or the tangible business applications of any episode of The Office.