Lindsay Legnon, MD

Dr. Hill is a recent graduate of the psychiatry residency program at the University of Colorado School of Medicine. During her residency, she sought out additional training in psychodynamic therapy and EMDR. She participated in the Psych Scholars track, which provided in-depth education and supervision around therapy and psychoanalytic theory. This allows her to better understand the role of both medication and therapy, to utilize, when to couple them, and what limitations they may have. She has additional interests in trauma work; women's mental health, specifically in the peripartum period; and in working with individuals facing progressive diseases or terminal diagnoses.‍

Dr. Samuel Russell is a psychiatrist at Talkiatry. He is board certified in Addiction Psychiatry and Adult Psychiatry. His particular clinical focus is on the treatment of Obsessive Compulsive Disorder, and behavior addictions, as well as trauma, mood, and anxiety disorders. Dr. Russell's practice focuses on evidence-based treatments for psychiatric illness that utilizes a combination of medications and psychotherapy modalities best suited for an individual patient and their needs. He offers this in conjunction with supportive or emotionally focused therapy in 30-minute follow-up visits. Weekly hour-long psychotherapy may be available if indicated. However, occasionally, Dr. Russell may believe that different therapies are also needed and ask that you bring a therapist into your care team to provide the best outcome. He received his medical education at the University of Washington in Seattle after completing undergraduate studies in psychology and later a post-baccalaureate at Boston University. After residency at the University of Chicago where he specialized in addiction psychiatry and psychotherapy, he completed an Addiction Psychiatry Fellowship at the University of Washington in Seattle.

Brenda Keirns, LPC, NCC, is a Licensed Professional Counselor recognized by the National Board for Certified Counselors. She earned her Master’s degree in Clinical Counseling from Bellevue University and has extensive experience across inpatient, outpatient, and telehealth settings. Brenda is trained in EMDR through an EMDRIA-approved program and brings over six years of licensure experience. With a multicultural upbringing and more than 18 years as a military spouse, including Command Team involvement, she has a deep understanding of the unique challenges faced by diverse individuals and families. Brenda also serves as a Committee Member for Integratus, the academic journal of the Catholic Psychotherapy Association.

Brenda values open communication and creates a warm, non-judgmental environment where patients feel respected and supported. She tailors treatment to each patient’s unique needs and utilizes an eclectic, evidence-based approach drawing on CBT, EMDR, SFBT, REBT, DBT, attachment-based theory, trauma-informed care, and faith-based therapy rooted in Thomistic Psychology. Brenda helps patients address depression, anxiety, trauma, substance use, relational challenges, personality disorders, and life transitions.

Brenda partners with patients to develop practical coping tools while building on strengths and resilience. She emphasizes collaboration to ensure that patients actively shape their therapeutic goals. With a balance of compassion and clinical expertise, Brenda integrates evidence-based practices with individualized strategies to promote emotional well-being, personal growth, and improved daily functioning.

Deb Lund is a Licensed Mental Health Counselor in the Commonwealth of Massachusetts. Deb brings to bear nearly 25years of experience helping children, adolescents, adults, and families cope with ADHD, depression, anxiety, trauma, and substance abuse. Deb attended Assumption College, where she earned a CAGS and a MA in Rehabilitation Counseling.  She also attended Worcester State University, where she earned a BA in Elementary Education, including a minor in Psychology with a Concentration in Developmental Disabilities.  Other course work includes Substance Abuse Counseling and Psychology.

Deb uses evidence-based modalities, including individualized motivational interviewing, mindfulness exercises, and cognitive-behavioral techniques. She likes to refer to herself as a GPS  during the therapeutic journey; she explains that we can't always see our destination when we start together, but between us, we will get you and your family where you want to be.

Deb uses her natural compassion and sense of humor to assist in developing collaborative relationships with patients and families. Her goal is to help those she works with to reach their full potential and realize their goals through a combination of teamwork and advocacy.

Dr. Macdonnell is a double-boarded psychiatrist with over 25 years of experience in adult psychiatry and geriatric psychiatry. Dr. Macdonnell focuses on treating individuals with medication management. Supportive and interpersonal therapy is incorporated as needed. When additional therapy or longer sessions are necessary to enhance the individual's treatment, she invites a therapist to become a member of your care team. Dr. Macdonnell attended undergraduate school at Manhattan School of Music earning a bachelor's and master's degree in violin performance and musicology. She then attended the City University of New York � Hunter College campus majoring in premedical sciences. Dr. Macdonnell attended Albert Einstein College of Medicine in the Bronx, New York, earning a degree in MD. She completed an internship in internal medicine before entering psychiatry residency at New York-Presbyterian Hospital � Westchester Division. After completing her residency, she stayed for an additional year, completing a fellowship in geriatric psychiatry. She was promoted to Attending Psychiatrist and Unit Chief of the Geriatric Partial Hospital Program. After two years in academic psychiatry, she entered private practice in New York and Connecticut for 8 years. She then served 2 years in the National Health Service providing outpatient care to an underserved area in central Florida. Moving to Georgia, she has worked in private practice and academic psychiatry at Mercer University College of Medicine before moving on to Veterans' care at Atlanta VA and Carl Vinson VA Medical Center. While Dr. Macdonnell has a wide range of experience, she focuses on general adult psychiatry.

Dr. Michael Petetit has worked with people from many different walks of life in clinics, hospitals, and online, providing evidence-based treatments for a wide range of mental health conditions. His professional journey is unique—he began his career as a research chemist, later earned a Master’s degree in psychology and worked with children, before pursuing his medical degree and completing a psychiatry residency.

Dr. Petetit approaches treatment as a true collaboration. He partners with patients to clarify goals and create individualized treatment plans that reflect their priorities and values. He strives to be non-judgmental, direct, and honest in his style, building a therapeutic relationship that supports open communication and trust.

Dr. Petetit begins with a thorough evaluation to understand each patient’s circumstances and challenges. From there, he works with patients to set and prioritize goals, review treatment options, and select a plan that feels both comfortable and practical. As treatment progresses, he regularly revisits and refines the plan, ensuring it remains effective and aligned with the patient’s evolving needs.