• IAS 2021

    On 18 - 21 July 2021, 6,289 HIV professionals and community members convened virtually and in Berlin for IAS 2021, the 11th IAS Conference on HIV Science. Despite COVID-19 lockdowns, curfews and supply disruptions, the IAS delivered a robust scientific programme. Highlights included advancements in the search for an HIV cure, analysis of the impact of COVID-19 on the global HIV response and the specific obstacles faced by women and girls.

    Conference website

    IAS 2021 Conference Report
  • 2020

    AIDS 2020: Virtual

    On 6-10 July 2020, AIDS 2020: Virtual – the 23rd International AIDS Conference – made history by being the first completely virtual global AIDS conference. AIDS 2020: Virtual brought together 13,453 participants from 176 countries. The theme of AIDS 2020: Virtual was Resilience, reflecting the resilience that has led to one of the most extraordinary public health responses in history. The conference highlighted new developments and insights into the most pressing issues facing the HIV response, including the impact of COVID-19.

    Conference website | YouTube channel

    AIDS 2020 Conference Report
  • 2018

    AIDS 2018

    More than 16,000 researchers, advocates, policy makers, funders and community leaders from more than 160 countries came together in Amsterdam. The theme of AIDS 2018 was “Breaking Barriers, Building Bridges”, drawing attention to the need of rights-based approaches to more effectively reach key populations, including in Eastern Europe and Central Asia and the North-African/Middle Eastern regions where epidemics are growing.

    Conference website | YouTube channel | Photo gallery

    AIDS 2018 Conference Report
  • 2016

    AIDS 2016

    In July 2016, the International AIDS Conference returned to Durban where it was hosted 16 years ago. The 21st International AIDS Conference (AIDS 2016) attracted more than 15,000 participants including UN Secretary-General Ban Ki-moon, actor and activist Charlize Theron, singer and philanthropist Sir Elton John, Prince Harry of Wales, Bill & Melinda Gates Foundation Chair Bill Gates, and many others. The programme included 16 pre-conferences, including the fifth annual Towards an HIV Cure Symposium, TB2016, and pre-conference sessions focused on the rights and contributions of men who have sex with men, transgender people, and adolescents, along with many other topics. This was the first International AIDS Conference at which all of these important pre-conferences took place at the conference venue, which made each pre-conference topic a central component of the main conference programme.

    Conference website | YouTube channel | Photo gallery

    AIDS 2016 Conference Report | AIDS 2016 Impact Report
  • 2014

    AIDS 2014

    The 20th International AIDS Conference (AIDS 2014) was held from 20-25 July 2014 at the Melbourne Convention and Exhibition Centre, in Melbourne, Australia. It brought together 13,600 delegates from over 200 countries to discuss the global HIV response. Former US President Bill Clinton, Sir Bob Geldof, UNAIDS head Michel Sidibé and other international figures joined delegates from the medical, research, government and advocacy sectors as well as representatives from the communities most affected by HIV and AIDS including men who have sex with men, transgender people, sex workers and people who use drugs.

    Conference website | YouTube channel | Photo gallery

    AIDS 2014 Conference Impact Report | AIDS 2014 Summary Report | AIDS 2014 Evaluation Report
  • 2012

    AIDS 2012

    The XIX International AIDS Conference (AIDS 2012) was held from 22 to 27 July 2012 at the Walter E. Washington Convention Center in Washington D.C., USA. and convened more than 23,000 participants from 183 countries, including almost 2,000 journalists. The conference was organized by the International AIDS Society in collaboration with its international and local partners.

    YouTube channel

    AIDS 2012 Conference Impact Report | AIDS 2012 Summary Report | AIDS 2012 Evaluation Report
  • 2010

    AIDS 2010

    The XVIII International AIDS Conference (AIDS 2010) took place in Vienna, Austria during a pivotal year for the global health and development field, coinciding with the 2010 deadline world leaders set for achieving universal access to HIV prevention, care and treatment to all in need. Occurring just after the Group of Eight (G8) and Group of 20 (G20) summits in Canada, and in advance of the United Nations (UN ) Millennium Development Goals (MDG) Summit and Global Fund to Fight AIDS, Tuberculosis and Malaria’s Third Replenishment, AIDS 2010 was an ideal opportunity to examine scientific and programmatic evidence demonstrating how HIV investments are reaping significant dividends while also contributing to a number of related global health and development goals.

    AIDS 2010 Follow-up Survey Report - Conference Impact Assessment
    AIDS 2010 Conference Report | AIDS 2010 Evaluation Report and Appendix
  • 2008

    AIDS 2008

    The XVII International AIDS Conference (AIDS 2008) was held in Mexico City from 3 to 8 August 2008. Local partners included the federal government of Mexico, the Government of Mexico City and local scientific and community leadership. International institutional partners were: The Joint United Nations Programme on HIV/AIDS (UNAIDS), the International Council of AIDS Service Organizations (ICASO), The Global Network of People Living with HIV/AIDS (GNP+) and International Community of Women Living with HIV/AIDS (ICW), the World YWCA, and the Asian Harm Reduction Network (AHRN).

    AIDS 2008 Impact Report | AIDS 2008 Evaluation Report | AIDS 2008 Key Outcome
  • 2006

    AIDS 2006

    The world’s largest HIV/AIDS conference provides an international, open and independent forum for the exchange of ideas, knowledge and research which will inform HIV/AIDS programmes and strengthen prevention, treatment and care efforts worldwide. Over 26,000 participants, including scientists, health care providers, political, community and business leaders, journalists, government, non-governmental and intergovernmental representatives, and people living with HIV/AIDS, visited AIDS 2006 in Toronto, Canada.

    AIDS 2006 Evaluation Report | Methodology and Survey Forms

  • 2004

    AIDS 2004

    The XV International AIDS Conference, held in Bangkok, Thailand, was organised by the International AIDS Society (IAS) and the Thai Ministry of Public Health as the local Host. The co-organisers of the conference were UNAIDS, three international community networks: ICW, ICASO, GNP+ and TNCA, a conglomerate of Thai AIDS NGOs.

    AIDS 2004 Conference Report
  • 2002

    AIDS 2002

    14th International AIDS Conference, Barcelona, Spain

  • 2000

    AIDS 2000

    13th International AIDS Conference, Durban, South Africa

  • 1998

    AIDS 1998

    12th International AIDS Conference, Geneva, Switzerland

  • 1996

    AIDS 1996

    11th International AIDS Conference, Vancouver, Canada

  • 1994

    AIDS 1994

    10th International AIDS Conference, Yokohama, Japan

  • 1993

    AIDS 1993

    9th International AIDS Conference, Berlin, Germany

  • 1992

    AIDS 1992

    8th International AIDS Conference, Amsterdam, The Netherlands

  • 1991

    AIDS 1991

    7th International AIDS Conference, Florence, Italy

  • 1990

    AIDS 1990

    6th International AIDS Conference, San Francisco, United States

  • 1989

    AIDS 1989

    5th International AIDS Conference, Montreal, Canada

  • 1988

    AIDS 1988

    4th International AIDS Conference, Stockolm, Sweden

  • 1987

    AIDS 1987

    3rd International AIDS Conference, Washington, United States

  • 1986

    AIDS 1986

    2nd International AIDS Conference, Paris, France

  • 1985

    AIDS 1985

    1st International AIDS Conference, Atlanta, United States


  • 2021

    HIVR4P // Virtual

    HIVR4P // Virtual – the 4th HIV Research for Prevention Conference – took place on 27-28 January and 3-4 February 2021. The conference brought together over 1,800 delegates from 92 countries in a virtual format to focus on the latest research on HIV prevention science. HIVR4P // Virtual replaced the planned HIVR4P 2020, scheduled to take place in Cape Town, South Africa, in October 2020.

    The conference showed the enormous contribution of HIV research to develop COVID-19 treatments and vaccines, building on prior HIV research and existing trials infrastructure. The conference also showed that despite the challenges arising from the COVID-19 pandemic, HIV prevention research has continued to advance, bringing a greater choice of prevention methods closer for millions.

    Conference website

    HIVR4P // Virtual Conference Report
  • 2019

    IAS 2019

    On 21-24 July 2019, close to 6,000 HIV professionals and community members met at the 10th IAS Conference on HIV Science (IAS 2019) in Mexico City. The conference had returned to Latin America for the first time since it was held in Brazil in 2005. It presented latest advances in HIV science and drew attention to the global need for political leadership to overcome cuts in HIV funding, advance a human rights-lead response to HIV and address the structural and social barriers that continue to impede the response.

    Conference website | YouTube channel | Photo gallery

    IAS 2019 Conference Report
  • 2017

    IAS 2017

    Nearly 8,000 researchers, advocates, policy makers, funders and community leaders from more than 140 countries attended the 9th IAS Conference on HIV Science, held in Paris, France from 23 to 26 July 2017. The four-day conference was organized by the International AIDS Society (IAS), in partnership with ANRS (France Recherche Nord & Sud Sida-HIV Hépatites).

    Conference website | YouTube channel | Photo gallery

    IAS 2017 Conference Report

  • 2015

    IAS 2015

    More than 6,000 HIV professionals from around the world gathered for the 8th IAS Conference on HIV Pathogenesis, Treatment and Prevention (IAS 2015), held in Vancouver from 19 to 22 July 2015. The IAS 2015 conference programme included 1,200 scientific abstracts and dozens of satellite sessions addressing every aspect of HIV research and global responses to the epidemic. The four-day conference was organized by the International AIDS Society (IAS), in partnership with the University of British Columbia Division of AIDS, based at St. Paul’s Hospital, Providence Health Care.

    Conference website | YouTube channel | Photo gallery

    IAS 2015 Summary Report | IAS 2015 Evaluation Report

  • 2013

    IAS 2013

    The 7th IAS Conference on HIV Pathogenesis, Treatment and Prevention (IAS 2013) was held at the Kuala Lumpur Convention Centre (KLCC ) in Kuala Lumpur, Malaysia from 30 June-3 July 2013. The event was organized by the IAS, in partnership with Centre of Excellence for Research in AIDS (CERiA), University of Malaya, a centre established in 2007 to undertake HIV-related research with a particular focus on HIV and substance use and related co-morbidities including tuberculosis and hepatitis C. The conference featured many topics specific to the Asian region, such as addressing problems associated with injecting drug users and those co-infected with HIV and tuberculosis or hepatitis C.

    Conference website | Photo gallery

    IAS 2013 Conference Summary Report | IAS 2013 Evaluation Report

  • 2011

    IAS 2011

    The world’s largest open scientific conference on HIV/AIDS – the 6th IAS Conference on HIV Pathogenesis, Treatment and Prevention (IAS 2011) was held in Rome Italy in July 2011. It was organized by the IAS, in partnership with Istituto Superiore di Sanità (Italian National Institute of Health), which is the leading technical and scientific body of the Italian National Health Service, and attracted 7,482 participants from 142 countries. The conference provided an opportunity for advocates to call for required investments to translate scientific promise into real programmes. Significant activism focused on the failure of Italy to fulfil its outstanding financial pledge to the Global Fund to Fight AIDS , Tuberculosis and Malaria (€260 million from the 2007 replenishment) or to commit any new funding.

    IAS 2011 Conference Summary Report | IAS 2011 Evaluation Report
  • 2009

    IAS 2009

    The 5th IAS Conference on HIV Pathogenesis, Treatment and Prevention (IAS 2009), organized by the International AIDS Society in association with Dira Sengwe, was held in Cape Town, South Africa from 19 to 22 July 2009 and attracted more than 5,800 participants from 123 countries.It offered more than
    1,550 reports on original research in four areas: Basic Sciences (Track A), Clinical Sciences (Track B), Biomedical Prevention (Track C), and – new at this meeting – Operations Research (Track D) and was particularly rich in research that may affect the path of the epidemic in low- and middle-income countries.

    IAS 2009 Impact Report | IAS 2009 Evaluation Report



  • 2007

    IAS 2007

    The 4th IAS Conference on HIV Pathogenesis, Treatment and Prevention (IAS 2007) was organized by the International AIDS Society in association with the Australasian Society for HIV Medicine. More than 5,000 delegates from 133 countries came together to examine the latest developments in HIV-related research.

    IAS 2007 Evaluation Report and Appendix





  • 2005

    IAS 2005

    The 3rd IAS Conference on HIV Pathogenesis and Treatment, was held in Rio de Janeiro, Brasil on 24-27 July 2005 and was organised by the International AIDS Society (IAS) with the Universidade Federal do Rio de Janeiro and Sociedade Brasileira de Infectologia.

    IAS 2005 Evaluation Report




  • 2003

    IAS 2003

    The 2nd IAS Conference on Pathogenesis and Treatment, held in Paris, France, was organised by the International AIDS Society (IAS) and the local host organisation, the French National Agency for AIDS Research (ANRS) and attracted around 5,000 participants. Research presented covered topics such as complications of antiretroviral therapy, preventing mother-to-child HIV transmission and HIV drug resistance.




  • 2001

    IAS 2001

    The first IAS conference, chaired by Pedro Cahn, took place in Buenos Aires and attracted about 3,300 participants, including more than 600 supported by the conference’s scholarship programme. The conference focused on a better understanding of the mechanisms of HIV disease and new strategies to enhance the current therapeutic approaches promoting the concept of "translational research: from basic to clinical science.”