SELECT count(*) ,  T1.name FROM scientists AS T1 JOIN assignedto AS T2 ON T1.ssn  =  T2.scientist GROUP BY T1.name
Find the number of projects which each scientist is working on and scientist's name.
SELECT count ( * ) , T1.name FROM scientists AS T1 JOIN assignedto AS T2 ON T1.ssn = T2.scientist GROUP BY T1.name
select count ( * ) , t1 . name from scientists as t1 join assignedto as t2 on t1 . ssn = t2 . scientist group by t1 . name
Find the number of projects which each scientist is working on and scientist 's name .