International Society of Andrology
ISA - Global Leader in Male Reproductive Health
WHO WE ARE
Advancing Andrology Around the World
The International Society of Andrology (ISA) is the world's leading federation dedicated to improving awareness of andrology and promoting basic and clinical research in the field. We bring together national and regional member societies to foster knowledge, collaboration, and innovation.
WHAT WE DO
Our Objectives
ISA achieves its mission through four core pillars of global engagement and scientific leadership.
Digital Outreach
Sharing knowledge and resources through our website and digital publications worldwide
International Congress
Organizing the International Congress of Andrology — the field's premier scientific gathering.
Regional Meetings
Compiling international consensus recommendations on key aspects of andrology practice.
Consensus Guidelines
Compiling international consensus recommendations on key aspects of andrology practice.
OUR HISTORY
Over Four Decades of Scientific Leadership
The International Society of Andrology (ISA) is the world's leading federation dedicated to improving awareness of andrology and promoting basic and clinical research in the field. We bring together national and regional member societies to foster knowledge, collaboration, and innovation.
1970
1977
Now
1981
CIDA Founded
The Comite Internacional de Andrologia established as a pioneering study group.
First World Congress
The inaugural International Congress of Andrology is organized.
ISA Founded
ISA formally established as a federation of national societies and individual members worldwide.
Global Reach
40+ member societies, 10,000+ andrologists, and growing.
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
The International Society of Andrology (ISA) traces its origins to the early efforts of the Comite Internacional de Andrologia (CIDA), founded in 1970 as a pioneering study group in the emerging field of Andrology. After organizing the first International Congress of Andrology in 1977, the need for broader international collaboration became clear, leading to the formal founding of ISA in 1981 as a federation of national societies and individual members from around the world.
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
Meet ISA's First President
The International Society of Andrology (ISA) traces its origins to the early efforts of the Comite Internacional de Andrologia (CIDA), founded in 1970 as a pioneering study group in the emerging field of Andrology. After organizing the first International Congress of Andrology in 1977, the need for broader international collaboration became clear, leading to the formal founding of ISA in 1981 as a federation of national societies and individual members from around the world.
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
Eberhard Nieschlag, MD
Past President (1981-1985)
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
The International Society of Andrology (ISA) traces its origins to the early efforts of the Comite Internacional de Andrologia (CIDA), founded in 1970 as a pioneering study group in the emerging field of Andrology. After organizing the first International Congress of Andrology in 1977, the need for broader international collaboration became clear, leading to the formal founding of ISA in 1981 as a federation of national societies and individual members from around the world.
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
Eberhard Nieschlag, MD
Past President
International Society of Andrology
1981-1985
FOUNDING LEADERSHIP
Meet ISA's First President
EBERHARD NIESCHLAG, MD — PRESIDENT 1981–1985
Prof. Nieschlag was instrumental in establishing ISA as the world's foremost andrology society, guiding the organization through its foundational years and setting the standard for scientific leadership that continues today.
Eberhard Nieschlag, MD
Past President (1981-1985)
INTERNATIONAL SOCIETY OF ANDROLOGY
The Global Voice of Andrology
Dedicated to advancing the science, research, and clinical practice of andrology worldwide — connecting experts across borders since 1981.