What is the Cosmos Club? Ketanji Brown Jackson’s DC group, explained. - The Washington Post

…The club, located in historic Townsend House on Washington's Embassy Row, was founded by a group of 19th-century scientists with a vision for "a center of good fellowship, a club that embraced the sciences and the arts, where members could meet socially and exchange ideas, where vitality would grow from the mixture of disciplines, and a library would provide a refuge for thought and learning," according to the club's website…

https://www.washingtonpost.com/dc-md-va/2022/03/27/cosmos-club-ketanji-brown-jackson/