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Karen Lister, Senior Consultant


Karen joined Pertemps Professional Development as a Senior Consultant, with responsibility for managing our colleagues who work with us on an associate basis. Prior to this Karen worked primarily in policing, as a Senior Psychologist at the College of Policing, but also as an independent assessor in the wider public sector. Karen has a proven track record of designing and delivering assessment solutions from high volume entry level through to chief executive appointments. During her time with the College of Policing, she was instrumental in establishing and growing a consultancy service, partnering at senior level to provide solution for HR professionals, key national stakeholders and elected representatives, as well as executive development support to senior leaders. Karen received an award from the Police Research Award Scheme for Innovation in Research.

Karen is an experienced Chartered Occupational Psychologist specialising in the field of assessment, selection and training. She is experienced in developing and managing teams of psychologists, associates and members of client organisations to design, deliver and evaluate both nationally administered and bespoke assessment solutions.   Karen is passionate about translating the theories of occupational psychology into high quality, robust, defensible but proportionate practice.

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Creating a safer world for all


We are constantly striving to uphold the highest professional standards, providing sound advice that rigorously maintains our independence. We provide honest insight, challenge assumptions and make use of the latest thinking and research to strengthen the delivery of our solutions.



We respect people for who they are and for their knowledge, skills, abilities and experience as individuals and team members. We work alongside our clients and continually learn and improve from our collective experiences.



We care about our clients’ needs and seek to work with them to bring out the best in each other to create a strong working relationship that helps build local and organisational capability. We celebrate success with our clients with understated pride.



We are passionate about what we do and enjoy providing innovative solutions that make a tangible and positive difference. We act professionally and approach each day with drive and enthusiasm to make a project a success and exceed expectations.



We are open and honest in our communication – sharing information, insight and advice constructively, managing tough situations with courage and candour, asking for help when it’s needed, willing to learn from our mistakes and put things right to ultimately do what we said we would do.