[2] In addition to his work with American Councils, Davidson has held leadership roles in a number of international organizations and educational initiatives, including serving as co-chair of the "Transformation of the Humanities Program," funded by philanthropist George Soros, in Russia, Ukraine, and Belarus.

[2] Davidson is the co-founder and chair (2006–present) of the Center for Education, Assessment and Teaching Methods (CEATM) in Bishkek (Kyrgyzstan), the first independent, merit-based university admissions testing program in the former Soviet space.

He also served as Vice President of the International Association of Teachers of Russian Language and Literature (MAPRYAL) from 1994 to the present and Vice-Chair of the Board of Governors of the European Humanities University from 2007 to 2016.

[7] His scholarly articles cover the disciplines of historical semantics ("N.M. Karamzin and the New Critical Vocabulary: Toward a Semantic History of the Term Romantic in Russian," 1974), lexical pragmatics ("The Bilingual Associative Dictionary of the Languages of Russian an American Youth," 2004),[8] and second-language acquisition ("The Development of L2 Proficiency and Literacy within the context of the Federally Supported Overseas Language Training Programs for Americans," 2015).

[10] Davidson's comparison of the face-to-face and "virtual immersion" on the linguistic and cultural growth of young adult English-speaking learners of Arabic, Chinese, and Russian, co-authored with Nadra Garas, “What Makes Study Abroad Transformative?

Comparing Linguistic and Cultural Contacts and Learning Outcomes in Virtual vs In-Person Contexts” appeared in the University of California, Berkeley L2 Journal, 15(2), 2023, pp.

[16] He has testified twice before the U.S. Senate Committee on Homeland Security and Governmental Affairs Subcommittee on Oversight of Government Management, the Federal Workforce, and the District of Columbia.