[3][4][2] The site's rules state that all answers must be serious and based in reliable academic sources, and regular contributors who demonstrate an expert level of knowledge in their field are given a "flair" which displays their expertise next to their username.

[7] Scholars Roel Konijnendijk,[8] Mike Dash,[9] Cassidy Percoco,[10] and Alex Wellerstein[11] are regular contributors to AskHistorians.

[4] Many of AskHistorians' most popular posts deal with common historical myths and misconceptions, such as the theory that lead caused the fall of the Roman Empire.

[18] Some notable guests on AskHistorians include Kate Williams, James F. Brooks, John Lukacs, Eleanor Dickey, Juan Cole, Erica Armstrong Dunbar, James M. McPherson, Brad Lepper, Gavriel Rosenfeld, Eric H. Cline, Benerson Little, and Jack Weatherford.

[20] In 2019, the American Archive of Public Broadcasting hosted an AMA on AskHistorians to discuss the value of cultural resources and historical media.

[24] The podcast features 30–90 minute interviews with dedicated members of the r/AskHistorians community, as well as academics and published experts in the fields of history, anthropology, and archaeology.