1. (

• Watson ,
• Thomas_Augustus_Watson

) United States telephone engineer who assisted Alexander Graham Bell in his experiments (1854-1934) ;

2. (

• Watson ,
• John_Broadus_Watson

) United States psychologist considered the founder of behavioristic psychology (1878-1958) ;

3. (

• Watson ,
• James_Watson ,
• James_Dewey_Watson

) United States geneticist who (with Crick in 1953) helped discover the helical structure of DNA (born in 1928) ;