He attained a diploma of journalism from the Auckland University of Technology (then ATI) then worked for Radio New Zealand.

[1] His first published novel was a junior fiction story about rugby league called Henry and the Flea.

[1] He has also written a number of Young Adult books including The Tomorrow Code, Brain Jack, The Project and The Assault.

According to WorldCat, the book is held in 876 libraries[2] Brain Jack revolves around a young computer hacker who is recruited into a secret organisation that fights cyber-terrorism.

[5] Falkner's books for younger readers include Henry and the Flea, The Real Thing, The Super Freak, Maddy West and the Tongue Taker, and Northwood.