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Peter Zelles, Ph.D., L.P.


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(Clinical Psychology, California School of Professional Psychology)

Integrating the “grand traditions” of clinical psychology,  Peter has a practice based on descriptive psychopathology, psychodynamics, and assessment.  He treats individuals, groups and families at his private practice in St. Paul, utilizing a wide pallette of interventions ranging from psychodynamic and family systems, to behavioral and cognitive.  Assessments of personality & intellectual abilities are performed for other psychologists & mental health professionals, psychiatrists & other physicians, and attorneys in forensic cases. He is a consultant to a variety of programs, supervisor and consultant to other psychologists, and professor of doctoral-level psychology for over 25 years.

Kay Guidarelli, RD, LD

Nutrition Consultant

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(Dietetics/Nutrition degree from Minnesota State, Mankato and completed her Dietetic Internship through the University of Minnesota Consortium Internship Program)

After working for five years in a Regional Treatment Center with a mental health and chemical dependency focus, Kay began working in the field of Eating Disorders and Weight Management.  She was instrumental in developing the nutrition component at Methodist Hospital’s Eating Disorder Program.  She has worked in all levels of treatment – inpatient, outpatient, day programming, and residential.  She was the program manager of the Anna Westin House, the first residential treatment center in the state.  Currently Kay consults with several college health services and wellness centers along with her private practice.  

Throughout her career, Kay has worked with various groups and has continued presenting and teaching.  She taught the nutrition component for a weight management program for adolescents and for new families in prenatal and parenting classes.  Most recently she taught Principles of Nutrition at a local university.  

There is always something new to learn and Kay embraces this thought in her practice. She is passionate about her work in the field.  She enjoys working with clients of all ages along with their families and support systems.