1. Using big data from long-form recordings to study development and optimize societal impact <br>Margaret Cychosz and Alejandrina Cristia<br>2. Show your work: Tools for open developmental science <br>Rick O. Gilmore<br>3. Beyond screen time: Using head-mounted eye tracking to study natural behavior<br>John M. Franchak and Chen Yu<br>4. Online testing in developmental science: A guide to design and implementation <br>Lorijn Zaadnoordijk and Rhodri Cusack<br>5. Belief, culture, & development: Insights from studying the development of religious beliefs and behaviors <br>Rebekah A. Richert, Kara Weisman, Kirsten A. Lesage, Maliki E. Ghossainy, Bolivar Reyes-Jaquez, and Kathleen H. Corriveau<br>6. Using temporal network methods to reveal the idiographic nature of development <br>Natasha Chaku and Adriene M. Beltz<br>7. Computational approaches to understanding interaction and development <br>D.S. Messinger, L.K. Perry, S.G. Mitsven, Y. Tao, J. Moffitt, R.M. Fasano, S.A. Custode, and C.M. Jerry<br>8. A model for using developmental science to create effective early intervention programs and technologies to improve children's developmental outcomes <br>Iryna Babik, Andrea B. Cunha, and Michele A. Lobo<br>9. Child development in real time: The power of ambulatory assessment for investigating dynamic developmental processes and behavior longitudinally <br>Diana J. Meter and Samuel E. Ehrenreich