Every year, early-career scholars join Mathematica for a summer to work on independent research related to improving public well-being. As prospective applicants weigh whether to submit an application by the Feb. 28 deadline for the 2023 Summer Fellowship program, Mathematica\u2019s On the Evidence podcast spoke with last year\u2019s fellows (Jennifer Kirk, Katherine Engel, and Adrienne Jones) about their experience working with Mathematica staff, the policy implications of their research, why they\u2019re interested in applied research, and what they plan to do after defending their dissertations.\n\nLearn more about the Mathematica Summer Fellowship, which is accepting applications for 2023 fellows through the end of February: https://mathematica.org/career-opportunities/summer-fellowships\n\nA full transcript of the conversation is available here: https://www.mathematica.org/blogs/using-evidence-to-reduce-racial-disparities-in-bone-health-improve-mental-health-and-support-self\n\nListen to our interviews with the 2021 summer fellows: https://mathematica.org/blogs/a-conversation-with-mathematicas-2021-summer-fellows\n\nListen to our interviews with the 2020 summer fellows: https://mathematica.org/blogs/examining-racial-disparities-in-school-discipline-and-mental-health-care\n\nListen to our interviews with the 2019 summer fellows: https://mathematica.org/blogs/what-the-next-generation-of-policy-researchers-is-studying