She was promoted to associate professor in 1971 and professor in 1976. He was promoted to associate professor in 2001 and professor in 2004. He was promoted to associate professor in 1960 and full professor in 1963. He was promoted to associate professor in 1989 and to Professor in 1993. Darnell was promoted to associate professor in 2010. He was promoted to associate professor in 1971. He was promoted to associate professor that summer. He was promoted to associate professor in 1991. Dr. Sim is married to Datin Associate professor Enn Ong. But doctorate is mandatory for direct recruitment to associate professor. Otherwise, tenure is granted along with promotion from assistant to associate professor. He is currently on leave of absence from the university as an associate professor. He was promoted to associate professor in 2016. The academic rank of "docent" corresponds to assistant or associate professor. He was promoted to associate professor in 2003 and to full professor in 2005.