Yaakov Stern, Eider M. Arenaza‐Urquijo, David Bartrés‐Faz, Sylvie Belleville, Marc Cantilon, Gael Chetelat, Michael Ewers, Nicolai Franzmeier, Gerd Kempermann, William S. Kremen, Ozioma Okonkwo, Nikolaos Scarmeas, Anja Soldan, Chinedu Udeh‐Momoh, Michael Valenzuela, Prashanthi Vemuri, Eero Vuoksimaa, and the Reserve, Resilience and Protective Factors PIA Empirical Definitions and Conceptual Frameworks Workgroup (2020). Whitepaper: Defining and investigating cognitive reserve, brain reserve, and brain maintenance. Alzheimer's & Dementia. https://doi.org/10.1016/j.jalz.2018.07.219