ðə kˈɔːl fɔːɹ pɑːɹtˈɪsɪpənts wɛnt ˈaʊt ɪn ˈɔːɡəst tˈuː θˈaʊzənd sˈɪkstiːn, ˈæskɪŋ fɔːɹ vˌɑːləntˈɪɹz tʊ ɐtˈɛnd tˈuː kˌælɪfˈoːɹniə sˈɪmfəni kˈɑːnsɚts ænd ðˈɛn ɐtˈɛnd ɐ dɪskˈʌʃən ɐbˌaʊt ðɪ ɛkspˈiəɹɪəns ɪn ɑːktˈoʊbɚ, ˌoʊvɚ pˈiːtsə ænd bˈɪɹz.
The call for participants went out in August 2016, asking for volunteers to attend two California Symphony concerts and then attend a discussion about the experience in October, over pizza and beers.