\bibitem{cag18} Susan Kirkland, Dhivya Jayaraman, Vlado Keselj, Matko Bosnjak, Lindsay Kobayashi, Theo D. Cosco, Yoko Ishigami-Doyle. \newblock Older Adults' Perspectives on Healthy Aging in the Canadian Longitudinal Study on Aging: A Machine Learning Approach to Qualitative Analysis. CAG2018.ca Making it Matter: Mobilizing Aging Resarch, Practice and Policy, 2018. Extended abstract.