Board for Certification of Genealogists & Legacy Family Tree
Jan M. Joyce, "Creative Hypothesis Development for Complete Genealogy Problems," Lecture 2020, Board for Certification of Genealogists - Webinar Series, (Online live webinar: 21 January 2020). https://familytreewebinars.com/download.php?webinar_id=1278
Excelsior College, Genealogy Practicum
Jan Joyce Ahrens, “Are Susan Gliddon of Bridgerule, Devon, England, and Susan Gliddon of Summit County, Ohio, the Same Person?” in Excelsior College, Genealogy Practicum, Module 7, “Assembling the Evidence,” Supplemental Readings (2016).