Hamilton to Host TEDx Talks on “Curiosity and Creativity Uninhibited” - The TEDx event will take place on Saturday, Oct. 10, from 3 to 6:30 p.m., and streamed live from the Bradford Auditorium, Kirner-Johnson.
plural names ending in s
Add "es": Charleses, Joneses, Gonzalezes. Do not use an apostrophe to form a plural.
SOURCE: Hamilton College Editorial Style Guide