[10] An incident which led to some infamy was his on-field use of a staple gun to close a head laceration sustained by Michael De Vere during a rugby league State of Origin match .

[11][12][13][14] He also was the doctor on the field who responded to Phillip Hughes when he was felled by a cricket ball during a match in 2014,[15] an injury from which the player later died.

[20] As Sydney Roosters doctor, he was outspoken on the need to ban the shoulder charge tackle in the NRL prior to this occurring.

[28][29] He also had a role in cricket making a boundary rope compulsory after reporting on injuries caused by fence collisions.

[33] He is a co-author on multiple International Olympic Committee consensus expert statements on preventing injuries in sport.