Are People More Likely to Cheat at the 'Danger Age' ?

Do other studies of infidelity back up this claim? In 2014, researchers Adam L. Alter and Hal E. Hershfield at New York University and the University of California, Los Angeles, respectively, performed six studies to investigate the behaviors of adults during their "9-ending ages" (ages 29, 39, 49, etc.), including their propensity for extramarital affairs. The researchers obtained data from an online dating site similar to Illicit Encounters, where users are already in supposedly monogamous rel