This article describes how nonprofit organizations like Hillel are offering free genetic testing for Jewish college students. A growing number of colleges, including Pittsburgh, Brandeis University, and Columbia University are offering students free or reduced-cost screenings for diseases common to Jewish population. Genetic diseases common to this population range from Tay-Sachs disease, which is fatal, to Gaucher disease, which can be managed with lifelong treatment. Jewish leaders and public-health professionals say that getting tested early will help students make informed decisions in the future.