Complex sentence: He was president of the Society for Caribbean Linguistics (SCL) from 1990 to 1992, was made an honorary member of the SCL in 1998, and became an honorary member of the Linguistic Society of America (LSA) in 1996.
Split into simpler sentences: He was president of the Society for Caribbean Linguistics (SCL) from 1990 to 1992 and was made an honorary member of the SCL in 1998. He also became an honorary member of the Linguistic Society of America (LSA) in 1996.