Following the same individual and observing its behaviour during encounters in different group compositions would be one way to investigate this further. (rspb.royalsocietypublishing.org)
As the technique got better, I was able to figure out how to deal with group compositions. (brooklynrail.org)
the Professional Learning caters for a variety of people working in early childhood services, taking into account educators» different levels of qualification and experience, as well as varying group composition and size. (kidsmatter.edu.au)