Center for Creative Leadership's "Benchmark 360" assessment tool helps leaders assess the impact they (or members of their team) are having on others around them in the workplace.

Center For Ethical Leadership encourages people to practice ethical leadership and inspires institutions to create cultures of integrity.

Georgetown Leadership Coaching certification program is one I highly recommend for anyone interested in becoming a coach.

Hardwired provides tools for people in business and life to better understand themselves and others, and resolve conflicts with the people who are important to their success

International Coach Federation is an industry group for coaches.  It provides accreditation for coach training programs, referrals, and certification of coaches, among other services.

KnowYourTypeT helps individuals, business, organizations, teams, government, couples and those in education determine their unique Myers-Briggs® personality type.

Organizational Development Network is an industry association for practitioners of Organizational Development, the art and science of apply psychology to organziational and human systems.

Professional Coaches & Mentors Association (PCMA) is an organization and community of coaches.

Society for Human Resources Managers (SHRM) is a Human Resources industry association.

Strength Development Inventory (SDI) is a test and surrounding methodology that provides information about motivation associated with behavior, and understand behavior that help lead to the perceptions of others.