Maersk Mc-Kinney Moeller, 98, an immensely rich and powerful Danish businessman who transformed his family's shipping company, A.P. Moeller-Maersk Group, into the world's largest, died on April 16 in Copenhagen. The son of an American woman, he diverted his ships in 1991, at no charge, to carry war materials and men for the United States during the Persian Gulf War.
George B. Rathmann, 84, a chemist who led and helped transform Amgen into one of the world's largest biotechnology companies in the 1980s and who later co-founded the company that manufactured the anti-impotence drug Cialis, died of kidney disease on April 22 in Palo Alto, Calif.
Elizabeth Catlett, 96, an American sculptor and printmaker renowned for her dignified portrayals of African-American and Mexican women and who was barred from her home country for political activism during the McCarthy era, died on April 2 in Cuernavaca, Mexico. She is widely considered one of the most important African-American artists of the 20th century.
Irving Millman, 88, a microbiologist whose work led to the creation of a vaccine against hepatitis B that is credited with saving millions of lives, died of internal bleeding on April 17 in Washington.
Jack Tramiel, 83, a hard-charging, cigar-chomping tycoon whose inexpensive, immensely popular Commodore computers helped ignite the personal computer industry the way Henry Ford's Model T kick-started the mass production of automobiles, died of heart failure on April 8 in Palo Alto, Calif.
Andrew Love, 70, a saxophonist who as half of the Memphis Horns helped define what came to be known as the Memphis sound, infusing 83 gold and platinum records with instrumental buoyancy, died of Alzheimer's disease on April 12 in Memphis.