Highly effective leader, communicator, and motivator with successful track record in management and training within professional sports and education. Creative problem-solver who offers innovative strategies and tangible results. Solutions-oriented director with experience setting strategic long- and short-term goals with measurable outcomes. Expert at developing and analyzing performance metrics using quantitative data and observations. Supervisor capable of keen instruction while also stressing accountability, resulting in improved attitudes, performance, decision-making, and interactions among management, staff, and client. Effective communicator with people of diverse backgrounds and interests, including as host of widely-recognized and well-received TV show and educator for at-risk youth.

Basketball Administration Career  

Nat'l Basketball League of Australia - (2018 - present)

  • Officiating Consultant and Clinician

Euroleague Basketball - (2015 - present)

  • Officiating Consultant and Clinician


The Basketball League - (2018 - present)

  • VP Basketball Operations

Eastern College Athletic Conference  (2014-15)

  • VP Officiating for (15) D-III Sports or American 

NewHoopsIQ   (2012-13) 

  • NY Knicks "Specialty Coach" 

Targeted team and specific players that exhibited fouling-behaviors by providing methods and techniques to reduce fouls without compromising aggressiveness. This resulted in increased playing time for individuals while the program assisted the team to returning to the playoffs after a long stint of absence.  


NBA-TV (National Basketball Association):

  • Host of “Making the Call with Ronnie Nunn” (2005-2011)

Appointed by Deputy Commissioner and NBA Entertainment to produce, co-host, and create a show that educated the public and NBA enthusiasts on officiating, including game preparation, on-court decisions, and the human element of officiating. Show segments included teaching officiating, reviewing controversies, examining commentators’ thoughts, answering fan mail and guest questions illustrating the difficulties with decision-making; efforts led to appreciation by general public and the media.

NBA: Director of Development / Group Supervisor(2008-2011)

  •      Director of Development

  1. Managed, monitored, guided, and directed newly hired officials to meet officiating expectations at the NBA level from work rules to off-court responsibilities

  2. Organized weekly calls with officials to monitor progress, offer feedback, and provide accountability

  3. Created Developmental Plans for all newly hired officials

  •     Group Supervisor

  1. Instructed and trained 20 officials to improve call accuracy

  2. Created Developmental Plans for all 20 officials

  3. Monitored officials through detailed videos, data review, and compliance with standards

NBA: Director of Officials (2003-2008)

  • Instituted unprecedented programming for 60 officials to meet the demand for improving officiating performance through management and officiating staff alike staff resulting in an enhanced the image of NBA officiating for the Commissioner’s Office; highlights of responsibilities included:

  • Presented NBA’s Player Rookie Transition Program

  • Instructed rookie players in their transition to playing in the NBA concerning rules, interpretations, and on-court demeanor

during their interactions with officials

  • Instructed observers in newly established observer program to enhance accountability and provide data-driven result

  • Analyzed quantitative and qualitative data as part of officials’ performance assessments

  • Developed and trained middle managers (group supervisors) to teach and manage officials’ performances

  • Created protocol for officials to successfully and effectively interact and communicate with players and coaches, including

focusing on conflict resolution strategies

  • Introduced new glossary of terms, standards for decision-making, and rules for NBA Manual

  • Removed ineffective practices and replaced arcane rules with new criteria and standards

  • Created, produced, and hosted show, “Making the Call with Ronnie Nunn,” for NBA Entertainment

  • Acted as “change agent” to better educate all in the facets of officiating through written and oral communications; encouraged feedback and open discussions with team personnel, media, and the publicLed and managed officiating and supervisory staff, resulting in improved officiating through hands-on guidance, increased accountability, higher expectations and standards, and improved use of data

FIBA Europe / Asia / Americas: Developmental Consultant (2009-2015)

  • Selected by the Secretary General and Dir. of Operations of FIBA Europe to consult, instruct, and promote premier officials for the 2011 FIBA Euro-Basket-Event which involved 24 European selected countriesTrained and guided officials from 51 countries for 3 separate seasons. 

  • Participated in elite committee round table to expand FIBA in areas of education, marketing, and public relations

  • Developed, trained, and instructed management staff and their officials using presentations, videos, and hands-on techniques for various divisions of FIBA, including FIBA Asia, KBL (South Korea), and FIBA America, which resulted in changes to programming that increased the use of alternative methods to improved officiating.

“Nunn-Better” Referee Camp: Founder and Director (2000-present)

  • Developed curriculum, created instruction manual, and ran training for camp aimed at teaching various facets of officiating with participants having multiple levels of experiences. 

  • Supervised staff members on providing feedback on officiating performance

  • Produced progress reports and assessments for all participants

NCAA / IAABO Officials Camps: Consultant and Instructor (1989-2003)

Instructed officials and observers in accordance with NCAA standards and regulations

Athletic Career

NBA: Professional Referee #34 (1984-2003)

Officiated 1,134 regular season games, 74 playoff games, 4 NBA Finals games, 2 NBA All-Star Games, and 4 charitable all-star games throughout careerBecame “top-six” NBA official and recognized as premier official throughout the world

Western Connecticut State University: Assistant Basketball Coach (1984-2003)

Pace University: Assistant Basketball Coach (1978-1981)

Professional and Scholastic Athlete (1964-1974)

Participant in ABA Camps in Denver and New Jersey, and NBA Camp for New York Knicks (1973-1974)Basketball player for Leon Lechugueros in Leon, Mexico (1972-1974)Honors: Player of the Decade (1970-1980), Most Valuable Player (1973)Basketball player for George Washington University (1968-1971) Honors: Leading Scorer (1972), Hall of Fame (1997), All Century Team (2000)Athlete at Brooklyn Technical High SchoolHonors: All City Basketball (1968), All City Baseball-Honorable Mention (1968), MVP Team Sport (1968)

Lecturer Career

Motivational Speaker (1975-present)

Topics include, but are not limited to: goal-setting, team-building, decision-making, perseverance, achievement, diversity, education, crisis intervention, and overcoming obstaclesAudiences include, but are not limited to: K-12 students, at-risk youth, college students, college and secondary education faculty, community organizations, church groups, athletes, and parents

Educator and Administrator Career

Graham School: High School Special Education Teacher and Crisis Intervention Facilitator (1987-1990)

Taught students with special needs and mediated disputes among students using conflict resolution strategies

Pleasantville Cottage School: Teacher and Diagnostician (1976-1984); Principal, Summer School (1982-1984)

Taught, observed, assessed, and diagnosed at-risk youth with special needs


Queens College – Professional Diploma Administration and Supervision (1980)

College of New Rochelle – M.S. Special Education (1977)

George Washington University – B.S. Physical Education (1974)

Brooklyn Tech High School Engineering and College Prep – High School Diploma (1968)


Spanish language proficiency, mentoring at-risk youth, golf, piano, comparative religious studies

Recommendations upon request