Alexa Rayburn is the pen name of Nan Kopitnik.

Nan Kopitnik is a Board-Certified Addiction Medicine Physician in active practice, as well as an Attorney admitted to the Florida Bar. She also serves as an editor for several online medical resources. She has published articles in medical journals, lectured at national meetings on addiction, and counseled numerous families.

She is the author of four children's books and The Clockwork Adventures, a young adult dystopian adventure series. She loves to weave relationship issues into exciting adventure stories. She also authors humorous stories and scripts. From the age of seven, she was a great fan of the novels of Patrick Dennis, which she read under her covers with a flashlight.

She is currently completing the sequel to The Mayhem and Medical Mischief of Dr. Olivia Day, a novella detailing the adventures of a home-visiting physician and her trusty assistant Mr. MacKenzie, who encounter spooky situations in their daily assignments. The chapters, which can stand alone as short stories, come together to unravel a mystery concerning the scary "Executive Staff" who employs them. The stories are scary, but with a comedic twist!

Her most recent children's book, Shy Sam the Wolfdog, chronicles the true story of a Florida family that integrates a wolfdog into their life. The book is accompanied by teaching pages for both children and adults.

Her latest achievement is the completion of the Masters of Fine Arts Creative Writing Degree Program at Full Sail University in Orlando, Florida. She also is an annual vendor at Megacon Orlando, Tampa Bay Comic-Con, Tampa MetrocCon, and Holiday Matsuri, Orlando, where she sells books and merchandise from her company, TinyDog Books. She is the keeper of toy robots and one remarkable tinydog. She is the handler of five large, rescue parrots that bite with reckless abandon, and most happily the mother of two exceptionally creative and ambitious children.