Jeff Seffinga was born in the Netherlands and grew up in rural Eastern Ontario. Most of his adult life he has lived in Hamilton. He is a long-standing member of the Tower Poetry Society and is also the administrator of the Acorn-Plantos People's Poetry Award. Seffinga has published numerous collections of poetry including We Measure Our Time in Coffee Cups, Bailey's Mill, and Tight Shorts, a collection of haiku. His latest book is All We Like Cats.