Elizabeth Marie Guthrie, friends call her Liz and the rest of the time she's known as Dr. Liz. She lives in Ionia Michigan and is a psychologist. She leases an office in the Ionia County Sheriffs' Office, North Division, or I-SOND, where she's employed part time as their in-house counselor. She also works with the state of Michigan and every once in a while with the FBI. In this mystery Liz and her sister Deputy Theresa Guthrie or Tea as she is known in Ionia work together to solve the murder of a mother of two little girls. Join Tea and Liz and their friends in this mystery that includes a...

The adventures continue for Dr. Elizabeth Guthrie and her sister Deputy Theresa Guthrie in this 5th book in the series out of Ionia Michigan. They uncover a mystery at the Ionia library with the help of the Librarian. Deputy Shirley Dean and Deputy Clayton catch the Little Detroit gang red handed.

Dr. Liz and Tea are back in Colleen's sixth and latest Elizabeth Guthrie Novel, "The Barber." Meet Seth Izzard who witnesses an altercation between three men in his barbershop's parking lot late one night. What he sees marks the beginning of a mystery involving missing body parts, three murders and a kidnapping that can only be solved by the collaboration of Dr. Liz and her sister Tea. You won't want to miss this exciting page turner set in beautiful Ionia, Michigan.

Dr. Elizabeth Guthrie and her family join together to solve another mystery in Ionia, Michigan. The I-SOND sheriff's department where her sister, Theresa Guthrie, works as a deputy. In this seventh book in the series Uncle Gurney MacPherson and Auntie Billie join the cast of the series.