Daniel Rainey is a Principal in Holistic Solutions, Inc. (HSI), and a senior practitioner, educator, and writer in the fields of conflict engagement, online dispute resolution (ODR), and mediation. He has served as a mediator, facilitator, and consultant across labor-management, workplace, community, and international contexts.
Current Affiliations:
Natonal Center for Technology and Dispute Resolution – NCTDR
International Council for Online Dispute Resolution – ICODR
InternetBar.Org – IBO
Institudo de Centificiao e Formacao de Mediadores Lusofonos – ICFML
He is a Fellow of NCTDR, a Founder, Board Member and Past President of ICODR, a Board Member of IBO, and a member of the International Advisory Council of ICFML
A recognized leader in the development and integration of technology into conflict resolution practice, Daniel was one of the principal authors of the NCTDR and ICODR Ethical Principles for ODR Practitioners (adopted by the International Organization for Standardization – ISO – as ISO 32122:2025), and Guidance for Third Parties Using Artificial Intelligence in Dispute Resolution. He has advised governments, NGOs, and private organizations on the design of fair and accessible digital dispute resolution systems.
He has held executive and advisory roles with organizations including the National Mediation Board (NMB), where he served as Chief of Staff. He has taught negotiation, mediation, and ODR at multiple universities and training programs worldwide.
In addition to his practice and teaching, Daniel is the author and editor of numerous publications on conflict engagement and technology, and he continues to work on integrating artificial intelligence, online tools, and human-centered approaches into the evolving practice of dispute resolution. His latest book, issued in 2025 with co-authors Leah Wing, Chris Draper, and Scott Cooper, is Governing Artificial Intelligence. A handbook for mediators using AI is due for publication in the Autumn of 2026.
For summaries of his activity in various areas, click on the links below.