She has also authored a book on Christian eschatology that had been used as a reference work in a class at Liberty University. She has appeared in radio shows and podcasts all over the world on this topic and was a guest lecturer at Appalachian State University. Caryn Ann has been involved in various other non-profit activist and service organizations including volunteering for a teen runaway and suicide hotline, regular head and assistant cook volunteer at Gold Coast Via de Cristo events, and served as Treasurer on the Gold Coast Via de Cristo Secretariat, as well as archivist of its banner collection spanning multiple decades.