Jack Lindquist, a longtime employee of the Walt Disney Co. who played a key role in the initial marketing of Disneyland, has died. He was 88 years old. The cause of death was not immediately known. Hired by Walt Disney to serve as Disneyland’s first advertising manager, Lindquist went on to serve as president of the park from 1990 until his retirement in 1993. As the first advertising head for Disneyland, Lindquist developed the marketing strategy for the park’s “E-Ticket” program. He want on to lead marketing for Walt Disney World and Tokyo Disneyland and develop marketing strategies for Disneyland Paris. Lindquist was born in Chicago in 1927. His memoir, “In Service to the Mouse,” was released in 2010.