Received: 27 February 2020
Accepted: 29 July 2020
First Online: 3 August 2020
Ethics approval and consent to participate
: I got access to the database through the library of the University of California, Los Angeles (UCLA) when I was a visiting scholar at UCLA in 2017. The UCLA library pays a fee for access to the database. Alexander Street Press licenses all its authorized users to access and use the database for research purposes. Participants in that database give written informed consent for their conversations to be videotaped and for the researchers to examine the videotapes.
: Not applicable.
: The author declares no competing interests.