Profiles of the four candidates to replace WTO Director-General Supachai Panitchpakdi of Thailand when he ends his term Aug. 31. Jaya Krishna Cuttaree of Mauritius Currently: minister of foreign affairs, international trade and regional cooperation; took part in WTO talks, notably the Doha summit in 2001 and Cancun meeting in 2003, where he acted as spokesman for the African Union. Other career highlights: Lawmaker since 1982; previously was minister of labor, attorney-general and minister of industry; served as official of Organization for African Unity, U.N. Scientific and Cultural Organization and was general manager in a Mauritius sugar planters' corporation. Age:...