Interview by Valerie Silverthorne on 1st experiences of "tried ensemble (mob) testing and living to tell about it" with Maaret Pyhäjärvi. Stated “I’m not certain if I enjoy this style of working in the long term” on record to later change my mind on a transformative way of working. 

https://web.archive.org/web/20151001050613/https://itknowledgeexchange.techtarget.com/software-quality/this-mob-might-be-the-answer/