“…Testing effects of current algorithms and platform design, as well as new ideas for both, requires platforms that allow experimental manipulation. Computational social scientists have begun developing bespoke social media platforms that allow to experimentally and ethically test the effect of concealing political or gender identity (UniteDem - Combs, Tierney, Alqabandi, et al, 2022;Discuss it -Combs, Tierney, Guay, et al, 2022), social engagement metrics (Fakey - Avram et al, 2020) or anti-addictive design features (Chirp - Zhang et al, 2022).…”