 His teaching cases, revered for their acute insights into marketing challenges, retain their positions on bestsellers’ lists more than a quarter of a century after they were published, displaying a strong relevance even in today’s context.Moving to Eastham, Cape Cod, in 1990, Christopher Lovelock became actively involved with his adopted community.Lending his expertise in areas like education, health care, environmental conservation and regional transportation, he became an advocate for a variety of issues such as summer traffic to underground utility lines.