Updated Nov 3, 2023, 5:01 p.m. Published Nov 3, 2023, 5:01 p.m.
According to Celestia Foundation, this photo was taken shortly after Celestia CEO Mustafa Al-Bassam (then a Ph.D. student) published the "LazyLedger" research paper in 2019. Al-Bassam is on the right, with Celestia executives Ismail Khoffi (left) and John Adler (center). (Celestia Foundation)