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Executive Fellows

Executive Fellows at the Police Foundation are current or retired executive-level members of criminal justice organizations whose knowledge, experience and skills help advance the Foundation’s mission. They serve as members of the President’s Practitioner Advisory Board to help ensure the Foundation is grounded in a comprehensive understanding of the practical needs of law enforcement organizations. In addition, executive fellows serve as the Foundation’s regional representatives in national and international settings. Executive Fellows work on specific projects, represent the Foundation in meetings and conferences, and develop substantive thought pieces about the pressing issues facing policing. They serve for terms determined by the Foundation’s president.

Executive-level individuals interested in becoming an Executive Fellow should e-mail a brief statement of interest outlining their experience and skills at advancing policing and a copy of their resume directly to the Foundation President using the contact form.

Current Executive Fellows

Chief Andrew Bidou was appointed the Chief of the Vallejo (CA) Police Department in 2014. Prior to Vallejo, Chief Bidou served 25 years in policing with his last position as the Benicia (CA) Police Chief. Chief Bidou, began his career in the City of Newark (CA) where he rose from the ranks of Police Officer to Captain.

Bryan Roberts was appointed the chief of the Draper (UT) Police Department in 2012. Prior to Draper, Chief Roberts served 26 years in California law enforcement with his last tenure as the chief of the Menlo Park Police Department in the San Francisco Bay area.

Daniel Isom II is a Professor of Policing and the Community at the University of Missouri-St. Louis. He is also the retired Chief of Police for the Metropolitan Police Department-City of St. Louis appointed St. Louis' 33rd Chief of Police on October 6, 2008. He has received a Bachelor’s, Master’s and a Ph.D. in Criminology and Criminal Justice, all from the University of Missouri-St. Louis.

Frank Straub, a 30-year veteran of law enforcement, has been the Chief of the Spokane Police Department since October 1, 2012. Spokane is the second largest city in the state of Washington and serves a community of 210,000 residents. During his tenure, the SPD has dramatically reduced serious crime, the use of force by its officers, expanded community policing initiatives, and is implementing a department-wide body worn camera program.

Chief Straub served as the Public Safety Director in Indianapolis, where he led 3,200 sworn and civilian personnel assigned to the Department of Public

Chief Hassan Aden has over 27 years of law enforcement service and proudly serves with the Greenville Police Department. He has extensive experience in the administrative, investigative and operational aspects of policing, and has demonstrable success in working with questions such as crime control policies and strategic planning.

Scott Thomson was sworn in as chief of the Camden County Police Department on May 1, 2013. Prior to that, he served as chief of the former Camden Police Department for five years. He has been in law enforcement since 1992. He holds an M.A. in education from Seton Hall University and a B.A. in sociology from Rutgers University.

Chief James W. Tolbert joined the Flint Police Department on October 14, 2013. Most recently before serving Flint, he retired as the Deputy Chief of the Detroit Police Department after 27 years of service. Before joining the Detroit Police Department, Chief Tolbert served in the United States Marine Corps after active duty; he retired from the reserves in 2000 as a Gunnery Sergeant.

Jane Castor joined the Tampa Police Department in 1983 and was elected the first female president of a police academy class. In 2009, she became the first woman to be named chief of the Tampa Police Department.  Chief Castor has redefined community policing in her hometown and driven down the crime rate with her innovative approach to fighting crime.

Over the course of her career, Chief Jane Castor built a reputation for working side by side with residents, community leaders, business owners and neighboring law enforcement agencies to reduce crime and improve the quality of life in Tampa.

Marco Vasquez was appointed Chief of Police for the Town of Erie in Colorado in 2013, and has served for 43 years in Colorado law enforcement. Rising through the ranks at the Denver Police Department (DPD), Chief Vasquez retired as the Deputy Chief of Administration in 2008 after 36 years with the department. Chief Vasquez gained extensive experience throughout his career in internal affairs investigations, drug enforcement and patrol operations. As Deputy Chief of Administration, he was responsible for the annual budget of more than $175 million.

Paul M. Walters served as Chief of Police in Santa Ana, California, from 1988 to 2013, making him the longest-serving chief in a major city in modern U.S. history. When Walters was first appointed chief, the department had 359 officers serving 293,000 people. Budget cuts reduced that to 320 officers by the time he retired – but the force now protects 335,000 residents – and a total population of 500,000 during the working day. At the same time, the crime rate has dropped to the lowest level in almost 40 years and gang violence fell by more than 40 percent a year in 2011 and 2012.

Rick Braziel served as chief of the Sacramento Police Department (SPD) from 2008 until his retirement in December 2012. A 33-year veteran of the SPD, including 18 years as a member of the executive leadership team, he held a variety of ranks. As deputy chief, his assignments included the Office of Operations, Office of Investigations, Office of Technical Services, and the Office of Homeland Security and Emergency Services.

Chief Ronnell A. Higgins leads the Yale University Police Department, the nation’s oldest campus police department, established in 1894. Chief Higgins has been instrumental is designing and implementing strategies to reduce crime at Yale to the lowest levels since the department began reporting UCR Crimes in 1985. With an emphasis on community policing, public safety, and contemporary policing standards, Chief Higgins’ reputation for leadership, experience, and exemplary achievement, reflects his ability to drive change, broker exceptional intercommunity relationships, optimize operations, and ensure overall public safety.

Scott R. Seaman has been chief of the Los Gatos/Monte Sereno (CA) Police Department since 2002. During his 37-year law enforcement career, he served 27 years with the San Jose (CA) Police Department, retiring in 2002 as a captain after working in a wide variety of assignments from special operations/patrol to investigations to community services and research and development.

Dr. Scott Silverii was appointed chief of police of the Thibodaux (LA) Police Department in January 2011, after serving twenty-one years with the nationally accredited Lafourche Parish Sheriff’s Office, where he began his law enforcement career in 1990.

Tony Farrar is chief of the Rialto (CA) Police Department. A police officer for over 30 years, Chief Farrar is a graduate of the California Peace Officers Standards and Training (CA POST) Executive Leadership Command College and the Police Executive Research Forum Senior Management Institute for Police at Boston University. He is also an adjunct instructor through the Coast Community College District.

Walter A. McNeil is a seasoned law enforcement leader with over 35 years of law enforcement experience. He recently retired as the Chief of Police for the City of Quincy, Florida, where he had served since 2011. Just prior to his appointment as the Quincy Police Chief, Chief McNeil served four (4) years in Florida Governor Charlie Crist’s administration. He was initially selected by Governor Crist to lead the Florida Department of Juvenile Justice and, while serving in this capacity, he was appointed as the Secretary of the Florida Department of Corrections.

Walt Tibbet retired as chief of the Fairfield Police Department in March 2015 after more than 40 years of law enforcement experience. He began his career in 1972 with the Alameda Police Department. In 1980, he joined the San Jose Police Department where he served for 26 years advancing through the ranks to Captain. In July, 2006, he returned to the Alameda Police Department as its Chief of Police. During his four years as Chief, he restructured the Department, increased efficiencies in departmental operations, and improved training opportunities for members of the Department. He was named chief in Fairfield in 2010.

Christopher L. Butler is currently serving as the Investigations Group Supervisor at the NASA-Jet Propulsion Laboratory of the California Institute of Technology in Pasadena, California.

He recently retired as the Resident Agent in Charge for the U.S. Secret Service Riverside (CA) Resident Office, the largest Secret Service RO geographical district in the U.S. outside of Alaska. The 27,000-square-mile district includes more than 4.3 million residents.

The Secret Service is the lead agency safe-guarding our nation's financial infrastructure and ensuring the integrity of our economic systems.

Commissioner Robert C. Haas has been the chief executive of the Cambridge Police Department since April, 2007. He was the Massachusetts state Executive of Public Safety from 2006-2007, and served as the state Undersecretary of Law Enforcement and Homeland Security from 2003-2006. He was Chief of the Westwood (MA) Police Department from March 1991 to February 2003, and served in various positions in the Morris Township Police Department from 1976 until 1991.

Nola Joyce is the Deputy Commissioner and Chief Administrative Officer for the Philadelphia Police Department. Deputy Commissioner Joyce has 25 years of public sector experience. She has previously been the Chief Administrative Officer for the Metropolitan Police Department in Washington, D.C. and the Deputy Director of Research and Development for the Chicago Police Department, in addition to her current seven years with the Philadelphia Police Department.

Dr. Ellen Scrivner has had a distinguished career characterized by a strong record in executive leadership devoted to advancing policing in America. She has held national criminal justice policy positions, both at the Federal and local levels, and has created innovative public safety initiatives responsive to pressing criminal justice needs. She is a recognized national expert on criminal justice policy, police behavior, and public safety and policing issues. In addition to significant Washington experience, she has held academic positions and also served on the Steering Committee for the Harvard Executive Sessions on Policing and Public Safety (2010-2011). In 2010, she received the O.W. Wilson Award for Outstanding Contributions to Police Education, Research and Practice from the Academy of Criminal Justice Sciences.

Thomas G. Hoffman retired in August 2009 as director of the California Department of Corrections and Rehabilitation (CDCR) Division of Adult Parole Operations (DAPO). Prior to his appointment as DAPO director, Mr. Hoffman served over thirty years in California municipal law enforcement. From 1994 to 2004, he served as the deputy chief of police for West Sacramento, CA. Prior to joining the West Sacramento Police Department, Mr. Hoffman served with the Inglewood Police Department from 1974 to 1994, moving through the ranks from officer to captain.

A 34-year veteran of the San Bernardino County Sheriff’s Department (SBSD) in Southern California, Rod Hoops served as Sheriff-Coroner-Public Administrator from 2009 until his retirement in December 2012. Hoops holds a masters in public administration and bachelors in criminal justice from California State University, Fullerton, and is a graduate of the California Command College.

Sue Rahr joined the King County Sheriff’s Office as a deputy in 1979 and for 25 years worked her way up through the ranks until she was elected Sheriff in 2005. She served as Sheriff for seven years, retiring in 2012. She was responsible for managing over 1,000 employees, a $150 million budget, and contract police services to 12 cities and transit policing for the Seattle/Puget Sound region. She led KCSO through successful CALEA National Accreditation in 2010, and was awarded “2010 Elected Official of the Year” by the Municipal League.