Premise: Mary Tyler Moore ( December 29 , 1936 -- January 25 , 2017 ) was an American actress , known for her roles in the television sitcoms The Mary Tyler Moore Show ( 1970 -- 1977 ) , in which she starred as Mary Richards , a single woman working as a local news producer in Minneapolis , and The Dick Van Dyke Show ( 1961 -- 1966 ) , in which she played Laura Petrie , a former dancer turned Westchester homemaker , wife and mother . She was diagnosed with type 1 diabetes early in the run of The Mary Tyler Moore Show . Mary Tyler Moore ( December 29 , 1936 -- January 25 , 2017 ) was an American actress , known for her roles in the television sitcoms The Mary Tyler Moore Show ( 1970 -- 1977 ) , in which she starred as Mary Richards , a thirtyish single woman who worked as a local news producer in Minneapolis , and The Dick Van Dyke Show ( 1961 -- 1966 ) , in which she played Laura Petrie , a former dancer turned Westchester homemaker , wife and mother .
Hypothesis: Mary Tyler Moore refused all sitcom roles.
Label: CONTRADICTION