Judy Binns was head teacher of mathematics at Mulwaree High School in Goulburn and has taught at Homebush Boys High School. She has an interest in motivating students with learning difficulties and wide experience in teaching senior practical mathematics courses. Judy also co-wrote New Century Maths 11-12 Mathematics Standard 1.

Gaspare Carrozza is head teacher of mathematics at Homebush Boys High School and was head teacher at South Sydney High School. He has conducted inservices in both mathematics and computing, with a particular interest in the professional development of teachers. He has been involved in HSC and School Certificate marking and trial HSC exam writing.