Clinicians in Training…
Psychology Advanced Practicum
Payton Canavan, MA
Payton Canavan (she/her) is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She’s in her third year pursuing a doctoral degree in clinical psychology (Psy.D.) at William James College. She has experience working in inpatient behavioral health, intensive outpatient, and school settings, delivering short-term and long-term therapy both individually and in groups. Payton’s therapy approach values working collaboratively with other clinicians to coordinate treatment plans, and prioritizes tailoring interventions to best fit the unique needs of her clients. She uses a patient-centered integrative approach to help people explore and discover aspects about themselves that underlie their behaviors and emotions, and which allows them to make significant changes and reach their fullest potential.
Karley Guterres, LMHC, MA, MTS
Karley Guterres is a licensed mental health counselor (LMHC) and advanced practicum trainee at Boston Behavioral Medicine. She’s pursuing a doctoral degree in Counseling Psychology at Boston College. Karley has worked in a variety of settings including community mental health centers, university counseling centers, and private practice. Coming from an interdisciplinary background, she has a particular interest in working with young and emerging adults, but enjoys journeying alongside anyone who is interested in exploring the unique depths and complexities of their lived experience. Her clinical approach is primarily informed by psychodynamic and relational approaches, but she also integrates other approaches to meet each individual where they are at, and find a therapeutic process that feels helpful and unique to them.
Sierra Hansen, MA
Sierra Hansen (she/her) is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She in her third year pursuing a doctoral degree in Clinical Psychology at William James College. She completed her undergraduate education in psychology at Boston University. Sierra has experience working with people across the lifespan, ranging from young children to older adults, and has worked with individuals, families, and groups. She uses a relational patient-centered therapy approach to create a safe and non-judgmental therapeutic space, focusing on helping clients find what works best for them throughout the therapy process. Her primary areas of clinical interest include anxiety, depression, substance use, chronic pain, values clarification, mindfulness, and working with people who identify as LGBTQIA+.
Samantha Harrington, MS
Samantha Harrington (she/her) is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She’s pursuing a doctoral degree in clinical psychology at William James College. Most of her clinical experience is with adults, in particular older adults, as they navigate life’s many transitions. Her clinical focus includes supporting clients through a wide range of challenging life experiences, with a particular interest in loss and grief. Some of these experiences of loss may include the loss of a loved one, shifts in identity and roles, or the more subtle and complex grief that can accompany relational changes, career changes, health challenges, and caregiving. Samantha also has a particular interest in working with individuals facing chronic medical conditions, including migraines, cancer, and neurodegenerative diseases such as Alzheimer’s and other dementias. She also has a passion for working with patients’ “loved ones” and caregivers who are navigating the emotional complexities of supporting someone with a progressive or life-altering illness. She takes a compassionate and collaborative approach, helping clients make sense of their experiences, explore the role of relational patterns in their behavioral and emotional responses, and find space for both loss and growth. Samantha gently supports clients in accepting the realities that cannot be changed, while helping them find more fulfilling ways to cope, and develop new perspectives on what matters most in their lives.
Devika Kataky, MA, MS
Devika Kataky (she/her) is a master’s level clinician, doing an advanced practicum at Boston Behavioral Medicine. She’s pursuing a doctoral degree in clinical psychology at William James College. She holds an MS in Biomedical Sciences and an MA in Professional Psychology. Devika’s clinical experience includes working with adolescents in acute care settings and adults with severe OCD and co-occurring conditions, including anxiety, mood, personality, and trauma-related disorders. Her areas of interest include emotional regulation, identity-related concerns, family and relational dynamics, and life transitions.
Devika offers individual and couples/family therapy for people across the lifespan. Her therapeutic approach is genuine and interpersonal, grounded in curiosity about each patient’s lived experience within the broader context of their life. She draws from cognitive-behavioral (CBT) and mindfulness-based approaches (DBT, ACT), and integrates relational-cultural, existential, and humanistic theories to support each person’s unique needs and goals. Devika is committed to creating a culturally responsive, affirming space for all patients, including those with diverse backgrounds such as BIPOC, LGBTQIA+, medically complex, and neurodivergent individuals.
Erin Mulvihill, MA
Erin Mulvihill (she/her) is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She’s in her fourth year pursuing a doctoral degree in Clinical Psychology at William James College in Newton, MA. Erin provides psychotherapy to adolescents, adults, and couples across the lifespan. She utilizes a strengths-based and client-centered approach to therapy drawing on techniques from Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), and Internal Family Systems (IFS) to treat conditions such as anxiety, depression, substance use disorders, family/relationship conflict, and life transitions, among others.
Katrina Osborne, MSEd
Katrina is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She’s in her fourth year pursuing a doctoral degree in counseling psychology at Rivier University in NH. She comes to the field of psychology after working as a special education science and math teacher in Brooklyn, NY for 8 years. Katrina earned her Bachelor's degree from Brandeis University and a Master's of Science from Brooklyn College. She decided to change career paths when pondering the next steps of her journey during the pandemic and realizing that one of her primary passions in schools was supporting the mental health of young people. Katrina's past clinical experiences include providing group and individual therapy and assessment at Lighthouse School, a therapeutic school for students aged 3-22; neuropsychological testing at New Hampshire Neuropsychology; and assessment and consulting for the district of Fitchburg, MA. Her doctoral dissertation research focuses on mental health factors for young adults with autoimmune disorders. While Katrina has primarily experience working with children and adolescents, she enjoys working with individuals of all ages from diverse backgrounds, and presenting with a wide range of conditions. Katrina uses a patient-centered integrative approach that values each individual's story and needs.
Nicholas Pierorazio, MA
Nicholas (“Nick”) Pierorazio (he/they) is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. He’s pursuing a doctoral degree (PhD) in clinical psychology at University of Massachusetts Boston. He specializes in working with clients with trauma, oppression-based stress, PTSD, and dissociation, as well as other concerns like identity development. He is passionate about social justice and, in particular, working with LGBTQ+ individuals. Nick uses an integrative therapy approach that primarily draws on humanistic, feminist-multicultural, and psychodynamic approaches, as well as integrating cognitive-behavioral interventions. He seeks to allow clients to look inward to identify their own values and needs, supporting them in charting their individual paths toward healing. Previously, he worked at a university counseling center where he practiced individual psychotherapy and co-led an LGBTQ+ support group. His research focuses on (1) trauma and oppression-based stress, as well as related sequelae (e.g., PTSD, dissociation), and (2) psychotherapy process and outcome.
Lauren Thomas, MA
Lauren is a master’s level clinician and advanced practicum trainee at Boston Behavioral Medicine. She’s currently in her third year pursuing a doctoral degree in Clinical Psychology (PsyD) at William James College. Her primary clinical and research interests lie in health psychology, particularly in the context of oncology and chronic illnesses. In addition to her current work, she has prior experience working with individuals struggling with OCD and related anxiety conditions, trauma, depression, and a wide range of personality disorders, including borderline, narcissistic, and obsessive-compulsive. Lauren enjoys using an integrative, relational approach to therapy, drawing on the mind-body connection and a range of holistic techniques to foster well-being. Her therapy approach focuses on creating a warm and engaging space built on trust and the development of a strong therapeutic relationship, which represent the basic ingredients that promote change.
Psychology Post-Doctoral Fellows
Yifei Du, PsyD, MExpArtsTh
Dr. Yifei Du (she/her) is a post-doctoral fellow at Boston Behavioral Medicine. She received her doctoral degree in Clinical Psychology from George Washington University. She completed her APA-accredited doctoral internship at SUNY Upstate Medical University Hospital. She has experience working in a variety of clinical settings, including hospitals, university counseling centers, outpatient community mental health, and private practice. Dr. Du utilizes an integrative therapy approach that’s grounded on relational psychodynamic theories, and supported by a trauma-informed, multicultural framework. She also incorporates evidence-based modalities, such as Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), and mindfulness-based treatments. Her clinical interests include complex trauma, depression, anxiety, attachment and relational issues, minority identity, and personal growth. She is a native speaker of Mandarin and Shanghainese, and is also fluent in Cantonese.
Taylor Stewart-Seegars, PhD, MDiv
Dr. Taylor Stewart Seegars is a post-doctoral fellow at Boston Behavioral Medicine. She completed a doctoral degree in Counseling Psychology at Boston College, and had previously obtained a master’s degree in divinity from Harvard Divinity School at Harvard University. She brings a strengths-based and social justice-oriented approach to her clinical work. Dr. Stewart Seegars is particularly passionate about working with clients of Color and clients with minoritized identities. In both her therapy and research work she enjoys exploring themes of racial identity and racial trauma as these affect individuals’ experiences and well-being, as well as the role of factors related to religion and spirituality on mental health. Dr. Stewart Seegars draws primarily from Relational Cultural Therapy (RCT), Cognitive Behavioral Therapy (CBT), mindfulness-based, and emotion-focused approaches in her clinical work. She works with individuals, couples, and families. In her free time, Taylor enjoys spending time with her family, nature trails, and a warm cup of tea.
Alexandra Tursi, PsyD
Dr. Alexandra Tursi (she/her) is a post-doctoral fellow who received her doctoral degree (PsyD) in clinical psychology from William James College. She specializes in health psychology, medical trauma, and working with children and families of underserved populations. She provides individual and family therapy to children, adolescents, and young adults. Dr. Tursi utilizes an integrated, client-centered approach to treatment, pulling from different modalities such as Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), mindfulness-based strategies, and relational psychotherapy. With this approach she treats a wide range of mental health conditions including anxiety, depression, trauma, grief, and behavioral problems. Her approach prioritizes meeting clients where they’re at, and working collaboratively to create a safe and supportive space to help them process and begin healing from whatever brought them to seek help.