About Us
Since 1985,
Specialized Training Services (STS)
has been a premier provider of exceptional training seminars, conferences, and home-study programs, and a publisher of leading books on contemporary topics.
With a focus on threat assessment and management and violence prevention, mitigation, and investigation, we offer in-person, virtual, and online training options that cater to professionals from numerous disciplines and environments, such as mental health, criminal and civil justice, law and law enforcement, government, corporate and Title IX, nursing, substance abuse treatment, and education. STS offers contemporary forensic and clinical programs, presented by well-known authorities. Books, recordings and related training materials may be purchased from our online store.
Specialized Training Services organizes, promotes and produces cutting-edge training seminars and conferences of the highest quality. World class experts, who possess subject matter command as well as gifted presentation skills, are combined with exceptional meeting management to produce a seamless and gratifying learning experience. Training workshops may be contracted to a specific organization or open to all.
Specialized Training Services has been awarded the “Excellence in Training” award from the International Association of Correctional Training Personnel and has been an approved provider of continuing education credits by the American Psychological Association since 1991.
highest quality.
Diana Concannon, Principal, CPW Consulting Group, is a forensic psychologist with more than two decades experience providing threat management and crisis intervention services in myriad contexts. She conducts workplace violence investigations, assists agencies, corporations, and educational institutions to establish threat assessment teams and workplace violence prevention programs, and administers psychological evaluations, including fitness-for-duty and violence risk assessments. Dr. Concannon is licensed as a psychologist in California, New York, Washington DC, and Utah. She is an ASIS Professional Certified Investigator, and an Association of Threat Assessment Professionals Certified Threat Manager, International Association of Crime Analysts, and American Psychological Association, among others.
She is author of Kidnapping: An Investigator’s Guide, and Neurocriminology: Forensic and Legal Applications, Public Policy Implications, and is frequently interviewed on topics related to mental health, domestic violence extremism, and conflict resolution. She is Dean of the California School of Forensic Studies at Alliant International University, where she also serves as Associate Provost for Strategic Initiatives and Partnerships. She is an ASIS Professional Certified Investigator, an Association of Threat Assessment Professionals Certified Threat Manager, a member of the International Association of Crime Analyst and of the American Psychological Association, among others.
Lissa Parker, Principal, CPW Consulting Group, is an investigative psychologist and certified violence prevention specialist who consults with law enforcement and community members to support the prevention and investigation of intimate partner, workplace and school violence. She is a subject matter expert in threat assessment and management and in investigative and criminal psychology, and she aids institutions, government agencies, and corporations in developing, implementing and managing their safety and security policies, programs and strategies.
In addition to her work with CPW, Dr. Parker is a lecturer with CSU, Fresno and Director of the Master of Science, Forensic Behavioral Sciences program at the California School of Forensic Studies at Alliant International University. She also serves as co-director of the Violence & Safety Institute and heads the Institute’s Targeted Attacks Research Project. She is an active member of the Association of Threat Assessment Professionals, the International Association of Crime Analysis, ASIS, IACP, and the International Association of Forensic Criminologists.
