Clinical Director

John P. Layh, PhD

Dr. Jack Layh is the founder and Clinical Director of Layh & Associates. He received his doctorate from Ohio University and has worked in various inpatient and outpatient settings in both the private and public sector in the Greater Dayton area for more than 40 years.


He works with adults and adolescents. His special areas of interest include chemical dependency and the effects of other health-related issues on mental health.  

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Psychological Staff

Lincoln Castricone, PhD

Dr. Lincoln Castricone worked in the mental health industry for over thirty years before joining Layh & Associates in 2017. In addition to working in both private practice and psychiatric hospital settings, Lincoln also spent a number of years as a clinical psychologist for the California Department of Corrections. In addition to seeing clients for therapy at Layh & Associates, he also maintains a consulting position with the Prospect House in Cincinnati, where indigent men receive residential treatment.


Lincoln works with a variety of clients, but has a special interest in rehabilitation and mindfulness in the psychotherapy setting.

Melissa Layman-Guadalupe, PhD

Dr. Melissa Layman-Guadalupe received her doctorate from Ohio University and has provided services for children, adolescents, and families at Layh & Associates for more than 20 years. She also teaches at the University of Dayton and conducts research about self-disclosure and social media.  


Her particular focus is trauma and abuse issues, but she enjoys helping children with all difficulties.  

Kathryn LeVesconte, PsyD

Dr. Kate LeVesconte is a clinical psychologist with more than 30 years of experience in clinical and supervisory environments. Kate holds a Psychology Doctorate from the Wright State School of Professional Psychology. She has been affiliated with Layh & Associates since 1989. In addition, she has worked at Greene Memorial Hospital, TCN Behavioral Services, and Oesterlen Services for Youth.


Kate's special interests include EMDR (Eye Movement Desensitization and Reprogramming), solution-focused systems approaches, family and couple psychotherapy, child and adolescent psychotherapy, trauma and attachment, clinical supervision, and women’s issues.

Martha Rogers, PhD

Dr. Marcie Rogers received her doctorate at the Fielding Graduate University and has worked as a therapist for 35 years in private practice, inpatient and outpatient mental health and chemical dependency treatment settings, in an elementary school setting, in a college counseling center, and in nursing homes. She also has ten years of experience as an elementary school teacher. She has been affiliated with Layh & Associates since 1982. 


She works with adults, adolescents, and couples and families, with a special interest in recovery from trauma and its impact on mental and physical health, attention deficit disorder in adults, and somatic experiencing nervous system integration of trauma healing.

Judith Skillings, PsyD

Dr. Judy Skillings has worked at Layh & Associates since 2008. She received her doctorate from Wright State University in 1986 and since then has worked in various inpatient, outpatient, and school settings, including as a Staff Psychologist for Greene Memorial Hospital, Samaritan Behavioral Health, and Montgomery County Jail and as a Professor of Psychology at Wright State University, Antioch University, Wittenberg University, and the University of Dayton, and co-chair of the Counseling Department at Antioch College.


Her special areas of interest include psychological assessment and multicultural issues in mental health.

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Associate Staff

Rubin Battino, LPCC

Rubin Battino is a Licensed Professional Clinical Counselor who specializes in very brief therapy, hypnotherapy, and guided imagery. He is also Professor Emeritus of Chemistry from Wright State University, and has traveled as a visiting professor all around the world. He is a Fellow of the National Council for Hypnotherapy (UK).

Rubin is well-published in the field of brief therapy, including specialized resources in Ericksonian Hypnotherapy. He has over twenty-five years of experience as a facilitator of a support group for people who have life-challenging diseases and for caregivers. He has published ten books in the area of psychotherapy, and has done workshops at professional meetings in the U.S. and abroad. See his website ( for additional information.

Jack Campbell, MRC, LICDC-CS

Since 1982, Jack Campbell’s career has included a variety of settings and multiple venues, including Greene Memorial Hospital and the Kettering Health Network, as well as extensive practice with EAP (Employee Assistance Program) counseling.  


Most specifically, he has spent over three decades working in the field of chemical dependency, providing both inpatient and outpatient treatment. For several years, Jack also served as director of an inpatient chemical dependency family program. He has facilitated, lectured, and led numerous workshops and training programs. 

Lia Ferrell, LISW, ITR-CTT

Lia Ferrell is a Certified Trauma Therapist and her primary expertise is in helping people heal from traumatic experiences. She is an experienced practitioner in Instinctual Traumatic Response therapy and in Internal Family Systems therapy, which together target the healing of the memories and aftereffects of traumatic experiences.  


After working in private practice in Virginia, she provided mental health and substance abuse counseling for Mental Health Services of Clark and Madison Counties, working with adults, adolescents, children, families and groups, and providing emergency hospital assessments.

Elizabeth Goodall, LPCC

Elizabeth Goodall’s focus for mental health treatment is compassionate, strength-based, and goal-oriented, while creating a positive and fun environment for personal growth. In addition to having a strong background in private practice, community-based, and school-based mental health counseling, she also maintains her status as a RYT at a local yoga studio where she teaches.


Her special focus areas for treatment interventions are mindfulness exercises, including CBT to focus on reality-based thinking processes and increasing positivity. Elizabeth has participated in extensive training for DBT and has utilized these principles with both teenagers and adults. She has also completed training for ITR trauma work (Instinctual Trauma Response) . The majority of her work experience revolves around issues including, but not limited to, depression, anxiety, borderline personality traits, self-harm, ADHD, mood disorders, trauma, family therapy, and group counseling.

Mark Greenberg, LISW-S

Mark Greenberg has over 23 years of mental health experience in a broad range of settings including inpatient, outpatient, and community and academic organizations. Most recently, Mark also serves as the staff therapist for a large pediatric group in Champaign County.


Mark enjoys working with adults but specializes in child, adolescent, and family related issues, which include ADHD, ODD, anxiety, depression, anger management, abuse & trauma, life transitions, social & behavioral problems, parent-child relationships, parenting issues, and conflict resolution.

Bruce Heckman, PhD, MDiv, LPCC

Dr. Bruce Heckman has provided individual, group, and couples psychotherapy services for over 40 years. He is long-time member of the Layh & Associates practice. He has also provided care in a range of hospital, hospice, residential, intensive outpatient, and university counseling center settings. He served at the Supreme Court of Ohio as manager of dispute resolution section.


His areas of particular interest and expertise include the treatment of chemical and sexual addictions, and trauma and the provision of spiritual direction.

Cynthia Minton, LISW-S, LICDC-CS

Cindy Minton’s social work career includes 20 years of clinical supervision and administration and 25 years of therapy in residential and medical offices, with specialties with both mental health and substance abuse, working with adolescents and adults.


Cindy has a special interest in working with clients with postpartum depression, as well as conducting mental health assessments for pre-surgical patients seeking bariatric surgery or pain-pump/spinal cord stimulator implants.

Steve Piatt, LISW-S, LICDC-CS

Steve Piatt has over 40 years of experience as a therapist and clinical director in various community mental health, chemical dependency, inpatient, and private practice settings, including as the Director of The Batterers' Group. 


Steve has a special interest in working with clients who struggle with their mental health and issues with aging and retirement, as well as individuals who are verbally violent toward those that they love. 

Renée Pinkelman, MEd, LPCC

Renée Pinkelman has worked in the mental health field for over 25 years providing mental health and substance abuse treatment in outpatient and residential settings. She has provided leadership in the provision of quality treatment serving as the Clinical Director of an Employee Assistance program, Director of Wilmington College Counseling Services, and Director of Residential Services for a facility serving adolescent females.  


Renée is skilled in several treatment approaches, providing flexibility to treat each client as a unique individual. Her most frequent treatment modalities include Mindfulness, CBT, and DBT in conjunction with compassion and support.

Tracy Sebastian, LISW-S

Tracy Sebastian has a diverse background in mental health, including psychiatric hospitalization settings with both adults and children, substance use disorders, inpatient and outpatient mental health, and individual and family therapy. Most recently, she has served as the Clinical Manager of YWCA of Dayton.

Tracy works with children, adolescents, adults, and families. 

Louise Smith, MSEd, LPCC

Louise Smith has a diverse mental health background, including work with Women’s Recovery, partial hospitalization programs for youth, college educational counseling services, and private practice.


In addition to working in mental health, she served as the Dean of Community Life and was the Chair of the Theater Department at Antioch College for a number of years and currently continues in her work as an actor-writer teacher at Antioch as an Associate Professor of Performance. She likes working with a variety of mental health clients, but has a particular interest in mindfulness, multi-cultural, and gender issues.

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Layh & Associates

416 Xenia Ave.

Yellow Springs, Ohio 45387

(937) 767-9171 phone

(937) 767-9175 fax

For Life-Threatening Emergencies Call 911