45 Association of Research Libraries Research Library Issues 295 — 2018 of this approach and acknowledges the distinct and important ways that gender identity, sexual orientation identity, and biological sex intersect and contribute to each person’s unique way of experiencing the world and the workforce. ARL is committed to diversity, equity, and inclusion as guiding principles of the organization and recognizes and embraces the full spectrum of human and social identities, including, but not limited to, race, ethnicity, national origin, gender and gender identity and expression, sexuality, ability, veteran status, class, and religion. 6 Stanley J. Wilder, Demographic Change in Academic Librarianship (Washington, DC: Association of Research Libraries, 2003), 16. 7 Quinn Galbraith, “The Effect of Gender and Minority Status on Salary in Private and Public ARL Libraries,” Journal of Academic Librarianship 44, no. 1 (January 2018): 75–80, https://doi.org/10.1016/j. acalib.2017.10.005. 8 Quinn Galbraith, Heather Kelley, Michael Groesbeck, “Is There a Racial Wage Gap in Research Libraries? An Analysis of ARL Libraries,” College and Research Libraries 79, no. 7 (November 2018): 863–875, https://doi.org/10.5860/crl.79.7.863. 9 Michael Pollan, How to Change Your Mind: What the New Science of Psychedelics Teaches Us about Consciousness, Dying, Addiction, Depression, and Transcendence (New York: Penguin, 2018), 327. © 2018 Stanley Wilder This article is licensed under a Creative Commons Attribution 4.0 International License. To view a copy of this license, visit https:// creativecommons.org/licenses/by/4.0/. To cite this article: Stanley Wilder. “Selected Demographic Trends in the ARL Professional Population.” Research Library Issues, no. 295 (2018): 32–45. https://doi.org/10.29242/rli.295.4.