Basically the selection process (voir dire) is more like an interview than what you’d see in your low level petit courts where they just ask questions to the room. They focus less on familiarity with the case and more on impartiality and dedication to rule of law. I’m sure they go through hundreds.
I just read a thing on the subject https://news.northeastern.edu/2017/07/03/how-do-lawyers-handle-jury-selection-with-high-profile-clients-like-shkreli-or-cosby/
Basically the selection process (voir dire) is more like an interview than what you’d see in your low level petit courts where they just ask questions to the room. They focus less on familiarity with the case and more on impartiality and dedication to rule of law. I’m sure they go through hundreds.