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Welch, Jack

(Encyclopedia)Welch, Jack (John Francis Welch, Jr.), 1935–2020, American business executive, b. Salem, Mass., grad. Univ. of Massachusetts (1957); Univ. of Illinois (M.S., 1958; Ph.D., chemical engineering, 1960)...

Welch, William Henry

(Encyclopedia)Welch, William Henry, 1850–1934, American pathologist, b. Norfolk, Conn., grad. Yale (B.A., 1870), M.D. College of Physicians and Surgeons (now part of Columbia Univ., 1875). After studying abroad h...

Lemmon, Jack

(Encyclopedia)Lemmon, Jack (John Uhler Lemmon 3d), 1925–2001, American actor, b. Newton, Mass., grad. Harvard (1947). He became famous in roles ranging from sardonic comedy to compelling drama, ultimately achievi...

Layton, Jack

(Encyclopedia)Layton, Jack (John Gilbert Layton), 1950–2011, Canadian political leader, grad. McGill Univ. (B.A., 1970), York Univ. (M.A., 1971; Ph.D., 1983). A social democrat from a political family, he served ...

leather jack

(Encyclopedia)leather jack: see pompano.

LaLanne, Jack

(Encyclopedia)LaLanne, Jack ləlānˈ [key], 1914–2011, American fitness advocate and television personality, b. San Francisco as François Henri LaLanne. Widely regarded as the founder of the modern fitness move...

Levine, Jack

(Encyclopedia)Levine, Jack ləvīnˈ [key], 1915–2010, American painter, b. Boston. Levine began his career with the Federal Arts Project. His savagely realistic paintings, executed with diffused, prismatic textu...

Lew, Jack

(Encyclopedia)Lew, Jack (Jacob Joseph Lew), 1955–, American government official, b. New York City, grad. Harvard (1978), Georgetown Univ. Law School (1983). A Democrat, he first worked politics at 17 in Eugene Mc...

Ma, Jack

(Encyclopedia)Ma, Jack, 1964–, Chinese business executive and on-line retailing pioneer, whose Chinese name is Ma Yun mä yün [key]. He taught English at Hangzhou Institute of Electronics and Engineering (now Ha...

London, Jack

(Encyclopedia)London, Jack (John Griffith London), 1876–1916, American author, b. San Francisco. The illegitimate son of William Chaney, an astrologer, and Flora Wellman, a seamstress and medium, he had a poverty...