Paul’s 20-year-old research on incentives was mentioned in an article published on September 19 in the New York Times. According to the article, too much pressure to improve students’ test scores can reduce attention to other aspects of the curriculum and discourage cultivation of broader problem-solving skills, also known as “teaching to the test.” The economists Bengt Holmstrom and Paul Milgrom describe the general problem of misaligned incentives in more formal terms – workers who are rewarded only for accomplishment of easily measurable tasks reduce the effort devoted to other tasks.