Carter McNamara's Free Management Library
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Long-running free online library by Carter McNamara with practical guides on planning and managing organizational change. It explains change models, the roles of leaders and consultants, and common reasons change efforts fail, with links to further reading.
More resources on Organizational Development
hbr.org
Harvard Business Review (hbr.org) offers research-based articles, case studies, and practical guidance on leadership, strategy, and organizational performance for managers and executives.
odnetwork.org
OD Network is the professional association for organizational development practitioners, offering articles, webinars, events, journals, and other resources to learn, connect, and advance OD practice.
Organization Development: The Process of Leading Organizational Change
Textbook by Donald L. Anderson that walks through the organization development consulting process from entry and contracting to data gathering, diagnosis, feedback and interventions at individual, team and organizational levels. Readers learn how OD practitioners plan and evaluate change engagements, illustrated with case studies.
Diagnosing Organizations
Michael Harrison's guide to organizational diagnosis, the stage of consulting where practitioners assess how an organization works before recommending change. It covers diagnostic models such as open-systems frameworks, data-collection methods like interviews and surveys, and how to feed findings back to clients.
SHRM (Society for Human Resource Management)
Website of the Society for Human Resource Management, the largest HR professional association, with articles, legal and compliance updates, research, policy templates and toolkits on recruiting, employee relations, compensation and workplace law. Readers learn how HR practice and regulation work; many toolkits require membership.
Practicing Organization Development
Edited practitioner handbook from Rothwell, Stavros and Sullivan on organization development, structured around the action-research change model. Chapters by OD practitioners cover entry, contracting, assessment, intervention design, evaluation and ethics, giving readers working methods for consulting on organizational change.