Nicola Morris, a leading genealogist and director of Timeline Research Ltd., shares her expertise on tracing Irish ancestors. She discusses the motivations behind Irish enlistment in WWI, the challenges of estimating service numbers, and essential steps to research military records. Nicola highlights valuable resources like censuses, medal index cards, and local archives, while emphasizing the importance of interviewing relatives for family clues. She also delves into the complexities of Dublin-specific records and archival sources, making genealogy accessible for everyone.