Director and writer
Ivan Reitman averages 6.11, Len Blum averages 6.26. Apart that suggests 6.19; together they average 6.50, a lift of +0.31.
Lift is the average of their films together minus the mean of their two career averages.
Dot size shows IMDb votes; lines are rolling five-film averages. Films with fewer than 1,000 votes are left out.
 Meatballs | 1979 | 6.2 | 26,515 | Director | Writer |
 Heavy Metal | 1981 | 6.6 | 42,317 | Producer | Writer (not counted) |
 Stripes | 1981 | 6.8 | 86,980 | Director, Producer | Writer |
 Private Parts | 1997 | 6.9 | 40,765 | Producer | Writer (not counted) |
