Sensiplan Online Conference 2026

Dr. Julia Bugler is a specialist in gynecology and obstetrics with a focus on gynecological endocrinology and reproductive medicine. Together with her colleague Dr. Inke Bruns, she founded Glückshormon (Happiness Hormone) to support women with issues that are not adequately addressed in traditional fertility consultations.

In their fully digital coaching program, they offer support with topics such as sustainable weight loss, the sensible selection of nutritional supplements, and coping with distressing thoughts and rumination. Julia Bugler is convinced that feelings of powerlessness transform into self-efficacy when women understand how much influence they can exert through nutrition, mindset work, and a healthy lifestyle.

Dr. Petra Frank-Herrmann, former senior physician in the Department of Gynecological Endocrinology and Fertility Disorders at the University Women's Hospital Heidelberg. She heads the outpatient clinic for pediatric and adolescent gynecology, which includes a specialized consultation for disorders of female sexual development (DSD). She is also head of the Natural Fertility section of the German Society for Gynecological Endocrinology and Fertility Medicine (DGGEF e.V.) and provides scientific support to the Natural Family Planning (NFP) working group, whose Sensiplan method she has co-investigated in studies.

Dr. Tanja Freundl-Schütt is a senior physician at the University Women's Hospital Düsseldorf, specializing in the Department of Endocrinology and Fertility. She is a board-certified gynecologist and obstetrician with a focus on gynecological endocrinology and reproductive medicine. Since 2007, she has been a member of the Scientific Working Group on Natural Fertility (SNF) of the German Society for Gynecological Endocrinology and Fertility Medicine (DGGEF e.V.), and since 2017, she has served as the deputy head of the SNF. She provides scientific and clinical support to the NFP working group.

Expert in couple relationships and digital interventions.

Certified psychologist, psychotherapist, educator, couples therapist, and co-founder and scientific director of the online platform PaarBalance.

Dr. Judith Gastner is regularly cited as an expert in relationship psychology in professional journals, podcasts, and online media. She is a member of several psychotherapeutic professional associations and is actively involved in the further development of digital therapy formats.

Specialist in gynecology and obstetrics, gynecological endocrinology and reproductive medicine, and professor at the University of Cologne. He treats couples with unfulfilled desires to have children at his own fertility center in Grevenbroich. He is the author of numerous scientific publications and textbook chapters in the field of natural fertility and reproductive medicine and was a long-standing member of the board of trustees of the German IVF Registry. He is also a board member of the Natural Fertility section of the German Society for Gynecological Endocrinology and Fertility Medicine (DGGEF e.V.).

Heidelberg University Hospital
Specialist in Gynecological Endocrinology and Fertility Disorders

Research Associate in the Natural Fertility Section

Sabrina Mannebach is a sociologist specializing in gender relations and family.

She is pursuing her doctorate on care and gender in collective contexts and is leading the qualitative sub-study of "Women Live 4 – Family Planning in Women's Life Courses" at the Cornelia Helfferich Institute for Gender and Family Research in Freiburg.

Dr. Rachel Peragallo Urrutia is a board-certified physician (MD) and clinical researcher (MSCR) at the University of North Carolina (UNC) School of Medicine. Her work focuses on improving reproductive healthcare and reducing inequalities through community-based approaches, evidence-based strategies, and systematic reviews.

Stephanie Platt is a former competitive athlete and active runner. She knows that cycle-based training can help women improve their performance more effectively and live healthier lives. That's why Steffi founded FIERCE RUN FORCE, the first women's running club focused on cycle-based training.

Social Media Content Manager for the NFP working group.

Shannen Reffert holds a Bachelor's degree in Literature, Culture & Media with a supplementary qualification in Media Studies. She gained practical experience in the social media department of RTL News, where she contributed to the editorial management of digital content. Her work aims to raise awareness of relevant topics, make knowledge accessible, and counteract the spread of misinformation online.

Anne Schmuck holds a degree in German Studies, is a certified Sensiplan consultant, author, and Instagram pioneer. For over 15 years, she has worked with people who want to understand their menstrual cycle and take control of their fertility. Through her work, she is committed to establishing cycle awareness as a central aspect of women's health and self-determination, and to promoting holistic perspectives on gender equality.

Physician, Health Scientist (MPH), Master of Science (MSc), Systemic Therapist.

From 1991 to 2021, she headed the NFP working group and co-authored the standard work "Naturally and Safe."

Dr. Katharina Viktoria Tropschuh works at the Department of Gynecology and Obstetrics at the Technical University of Munich, specializing in gynecological endocrinology, among other areas. Dr. Tropschuh is also an active member of the board of the German Society for Gynecological Endocrinology and Reproductive Medicine (DGGEF e.V.) and the Young Forum of the German Menopause Society.

Dr. Lisa-Maria Wallwiener is a specialist in gynecology and obstetrics with a focus on gynecological endocrinology and reproductive medicine in Munich. She is also a board member of the Natural Fertility section of the German Society for Gynecological Endocrinology and Fertility Medicine (DGGEF e.V.) – a research group focused on natural family planning (NFP), natural fertility, and fertility awareness.