Thomas Liska

Thomas Liska

GTT Europe Coordinator and Co-Founder of the Holotropic Association of Europe

Thomas Liska is the GTT Europe coordinator and, together with Sonja Busch, the founder of the Holotropic Association of Europe. He has extensive experience working in Ukraine, Slovenia, Slovakia, Hungary, Spain, the USA, the UK, Turkey, Israel, the Czech Republic, and Poland, and organizing workshops in Austria.

Born in Vienna in 1965, Thomas initially pursued a technical education before shifting his focus to (transpersonal) psychology and psychotherapy. He is trained in various psychotherapeutic schools and approaches, including systemic family therapy, psychosynthesis, sex therapy, and Psychodynamic Imaginative Trauma Therapy (PITT). He also holds academic degrees in Counseling, Coaching and Supervision, and Organizational Development and is a certified SoulCollage® facilitator. 

Contact:

📞 +43 699 171 87 915

✉️ ThomasLiska@protonmail.com

Upcoming Events (5)

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GTT Mandatory Module - The Power Within, Italy, 2026

Apr 13, 2026


GTT Mandatory Module - THE POWER WITHIN - The Practice of Holotropic Breathwork. Taught by Sitara Blasco, 13th–18th April 2026 in Assisi, ITALY 

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GTT Mandatory Module - Music & Transcendence, Italy, 2026

Jun 29, 2026


GTT Mandatory Module - Music and Transcendence. Taught by Peter Köllerer, 29th June / 4th July, 2026 in Assisi, ITALY

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GTT Module: Buddhist Meditation and Expanded States of Consciousness, 14-19 July 2026, Luz Serena, Spain

Jul 14, 2026


A GTT module open to everyone — no prior experience in Holotropic Breathwork or Zen required, yet offering a profound and deeply experiential journey on the Buddhist perspective on expanded states of consciousness. The module led by Zen Buddhist Master Dokushō Villalba will take place in English and Spanish.

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Holotropic Breathwork meets Master Plants, a GTT special retreat in Spain, 21th-27th of September 2026

Sep 21, 2026


La respiración holotrópica se combina con las plantas maestras. Este retiro de 7 días y 6 noches integra la Respiración Holotrópica con prácticas chamánicas de una manera armoniosa e integradora, proporcionando una experiencia de sanación profunda.

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GTT Module Holotropic Perspective On Psychedelics, Italy 2026

Nov 09, 2026


GTT Module Holotropic Perspective On Psychedelics. Taught by Marc Aixalà | 9th-14th November 2026 in Assisi, ITALY

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Vienna Austria

Vienna Austria