Search our database of 1181 randomized evaluations conducted by our affiliates in 95 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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Boosting Academic Performance through Individualized Tutoring in Chicago Public High Schools

Roseanna Ander
Philip J. Cook
Kenneth Dodge
George Farkas
Harold Pollack
Laurence Steinberg
In Chicago, researchers evaluated an intensive two-on-one math tutoring program for 9th and 10th grade male students in public schools to assess the effectiveness of individualized instruction. Students who were randomly assigned to tutoring scored higher on math exams, earned better grades in math...

The Effects of Kindergarten Classroom on Earnings in the United States

John Friedman
Nathaniel Hilger
Diane Whitmore Schanzenbach
Danny Yagan