John Macomber is a Lecturer in Real Estate at Harvard Business School. His professional background includes leadership of real estate, construction, services, and technology businesses. He is the former Chairman and CEO of the George B H Macomber Company, a large regional general contractor whose clients included Harvard, MIT, EMC, Fidelity, CISCO, Childrens Hospital, Wyeth, and the WGBH Foundation. He is a principal in several real estate partnerships in Massachusetts. At HBS, he teaches several Real Property courses in the elective curriculum. John has been a lecturer at MIT in Civil Engineering and Real Estate for almost 20 years, and still teaches a course there in Real Estate Sustainability. Past courses taught have included both Strategy and E-Business in Real Estate and Construction. He is an adviser to and frequent instructor in Executive Education for both HBS and the Harvard Design School. In the community, John is active with Young Presidents Organization (YPO), Boys and Girls Clubs of Boston, the Appalachian Mountain Club, and Mount Auburn Hospital. He serves on the boards of Boston Private Bank and of Vela Systems, an Internet services firm in the real estate and construction market. He is an advisor to several other real estate, design, and construction organizations.