2024

• Organizer and speaker, Hybrid symposium entitled “Race, ethnicity, and the photographic archive”, 5 November 2024. Joint Research cluster event with Global Futures Colonial Pasts and VISUAL. Speakers: Susie Protschky, (Professor of Global Political History at the Vrije Universiteit Amsterdam), Kevin Kwee (photographer), and Sandra Khor Manickam (ESHCC, Department of History) moderators Charlotte Bruns and Lise Zurné
• Invited talk, Workshop on “Moral Ideas and Ethical Practices in History”, 11 October 2024, Erasmuc MC, Leiden University.
• “Betterment for whom? Infant mortality, Social hygiene and Eugenic thinking in Colonial Malaya.” Panel: Questionable practices: Debating medicine, health and morality in colonial contexts, International Conference of Asian Scholars 13, July 2024, Surabaya, Indonesia
• Co-organizer of the 10^th GEWINA (Belgian-Dutch Society for the History of Science and Universities) Woudschoten Conference, “Ecology & Economy: History of Knowledge during the Unequal Anthropocene” with Erasmus University and Erasmus MC, Rotterdam, 21-22 June 2024 
• Invited talk,“Methodology Masterclass – Researching Race, Identity, and Science”, NUS 19th Singapore Graduate Forum on Southeast Asian Studies 18 Jun 2024 - 28 Jun 2024, Online via Zoom.
• Invited participant, Workshop Permeable and Performative Temporalities: Researching and engaging with transformative, transdisciplinary, and transnational pasts–presents–futures. June 5-7, 2024, Amsterdam. Organizers: Sjamme v.d. Voort (VU), Evelien de Hoop (VU), Timothy Moss (IRI THESys), Erik v.d. Vleuten (TUE)
• Organizer of conference in memory of Karin Willemse, "History, Gender, Anthropology", Erasmus University Rotterdam, 9 April 2024.

2022

• "Selling medical modernity: Medicine, drugs and poison in Malaya’s medical landscape", EUROSEAS (European Association for Southeast Asian Studies), École des Hautes Études en Sciences Sociales and Campus Condorcet, Paris-Aubervilliers, 28 June-1 July, 2022
• “Quack Medicine in Malaya 1897-1940”, 9th GEWINA (Belgian-Dutch Society for History of Science and Universities) Woudschoten Conference, 17-18 June 2022

2021

• “The movement of racial ideas through time and technology: the case of Malaysia”, Framing Innovation in a Networked World: An Interdisciplinary Workshop. Erasmus School of Philosophy, Rotterdam, 2-3 September 2021
• “Screening To Singapore With Love (TSWL) in Singapore”, Netherlands Institute for Advanced Studies, Conference on Studies of Belonging, Amsterdam, 11 June 2021
• Organizer, Working group sessions organized by Sandra Khor Manickam during L’Oréal-UNESCO For Women in Science Fellowship (FWiS)
• Working Group #1: Histories of race in current states and societies, 3 March, 2021. Attendees: Dr Timo Bolt, Erasmus Medical Center; Dr Ralf Fultselaar, Erasmus University Rotterdam; Dr Fenneke Sijsling, Leiden University
• Working Group #2: Race, Genetics and Biomedical research within legal and ethical frameworks, 1 April 2021. Attendees: Dr Sonja van Wichelen, University of Sydney; Dr Marc de Leeuw, University of New South Wales; Mr Boy Vijlbrief, Erasmus Medical Center
• Working Group #3: Race, Genetics and Biomedical research within legal and ethical frameworks, 6 May, 2021. Attendees: Dr Jantina de Vries, University of Cape Town; Dr Manoj Vimal, Nanyang Technological University; Dr Terry Vrijenhoek, Utrecht Medical Centre
• “Medicine in Malaya across Empires“, NIAS Seminar, 23 March 2021

2020 - 2004

• Orang Asli Health and Well-Being Zoom Webinar. "Historical perspectives on Orang Asli Health". Hosted by Keene State College, November 2020
• Invited talk, NIOD Seminar. ““Racial narrations in the Malay Archipelago during the Greater East Asia war.” Amsterdam, 21 January 2020
• Invited talk, “Racial narrations in the Malay Archipelago during the Asia-Pacific War.” University of Passau, Passau Research Colloquium on Southeast Asia. Passau, Germany, 12 Dec. 2019
• “Inclusive historiography: hospitality and its limits,” Historicidagen, University of Groningen, August 2019
• “The Malay Kitab Tibb at the Intersection of Malay Medical Practices, Islamisation of Knowledge, and Colonial Medicine,” History of Science Society Conference, University of Utrecht, 24 July 2019
• “Occupied or colonized? Conceptual issues in studying the Japanese occupation of Malaya,” International Conference of Asian Scholars 11, University of Leiden, June 2019
• The Second World War and Archival Holdings in Malaysia and Singapore. National Archives of Singapore, SABRICA Symposium (Southeast Asia Regional Branch of the International Council on Archives), 27 June 2019
• ‘“The Japanese... had little or no knowledge of the disease”: Malaria as the site of colonial knowledge claims,’ Biennial Conference of the Asian Studies Association of Australia, University of Sydney, 3-5 July 2018.
• “The Japanese... had little or no knowledge of the disease." National Library of Indonesia Building, Jakarta, History of Medicine in Southeast Asia Conference, 27 June 2018
• “Histories of the Malaria War: Exploring Malaria around the Japanese Occupation of Indonesia and Malaysia”, Asian Society of the History of Medicine and History of Medicine in Southeast Asia, Indonesian Academy of Science, 27 – 30 June 2018.
• Organizer and Chair, Talk by Prof.dr. Shinobu Majima, "The Chosabu Reports and the Chosabu Men: Japanese Military Administration Research Department in WW II Singapore", Erasmus University Rotterdam, 12 April 2018
• “Malaria in Malai: Health and Medicine during the Japanese occupation,” Panel: ‘A Historical Perspective on Malaria and Southeast Asian Armed Conflicts,’ Conference EUROSEAS 2017, University of Oxford, 16-18 August 2017
• "Technocracy in a Time of War: Governing Malaya and Singapore during the Japanese Period". Talk at conference Government by Expertise: Technocrats and Technocracy in Western Europe, 1914-1973. Amsterdam. 13 Sept. 2017
• Center for Historical Culture, "Rethinking 'occupation' and 'colonialism' in Malaya: The case of Japanese migrants and the medical profession in the Malay Peninsula", Erasmus University Rotterdam, with Naoko Iioka, 18 May 2017
• “Dissemination of information during the Japanese Occupation of Malaya.” International Conference on “Coping with transnational crisis: Chinese economic and social lives in East Asian Ports-Cities, 1850-1950”, Chinese University of Hong Kong, 10 June 2016
• “The “Greater Sphere” of the 25th Army: Wartime constructions of an archipelagic community.” “Malaya and Indonesia: Links and Fractures in Political and Historical Thoughts”. University Gadjah Mada, Yogyakarta, 5-6 August 2016
• "The use of history in legal battles with the Malaysian state". Consortium for Southeast Asian Studies in Asia (SEASIA) Southeast Asian Studies in Asia Conference, 12-13 Dec., 2015, Kyoto
• NUS History Departmental Seminar, “Taming the wild: Aborigines and Racial Knowledge in Colonial Malaya”. Singapore. 26 August 2015
• "Japanese Occupation of Malaya: New Sources and Translations", Dept. of Southeast Asian Studies, Goethe University of rankfurt am Main, 23 June 2015
• "Solidarity in an oppressive world? The promise of Malaysia-African interactions in Higher Education", 4th Southeast Asian Studies Symposium, Kuala Lumpur, Malaysia, 20-24 March 2015
• "Malaysian Educational Exports in Africa: the case of Limkokwing University", 1st International Conference Africa-Asia Development University Network - Africa's Asia Options (AADUN-AFRASO) 2014, University of Malaya, Kuala Lumpur, Malaysia. 11-13 March 2014
• “Racial imaginings in Post-colonial Malaya,” Colonial and National Racializations in Southeast Asia, EUROSEAS, Lisbon, 2-5 July 2013
• “Drawing blood at a time of emergency: new studies of Orang Asli during Malaya’s decolonization,” Conference on ‘Asia-Europe Encounters: Intellectual and Cultural Exchanges, 1900-1950’, Asian Civilisations Museum, Singapore, 7-8 December 2012.
• “Practices of Science and Knowledge of the Indigenous in British Malaya and Malaysia,” Inter-Asian Connections III: The Hong Kong Institute for Humanities and the Social Sciences (HKIHSS), University of Hong Kong, 6-8 June 2012
• "Researching and Writing Race: Differences in Approaches", Religion Research Cluster Graduate Student Workshop: Religion, culture and Representation, National University of Singapore, 5 December 2011
• "Uncertain identities: A 19th-century anthropologist’s observations on indigeneity", 13th Malaysia-Singapore Forum, “Nation-State and Development in the 21st Century”, National University of Singapore, 1–2 December 2011
• "A Russian in Malaya: Nikolai Miklouho-Maclay’s Malaya Expeditions (November 1874 – October 1875) and the Early Anthropology of Orang Asli", ARI-MBRAS Lecture, Asia Research Institute, Singapore, 8 October 2011
• "Meanings of Indigeneity in Malaysia: Looking at the Present and the Past", Plenary Assembly III. Wa(h)re Rechte – Zur Politik der Kulturellen Rechte/The Politics of Cultural Rights, German Anthropological Association (Deutsche Gesellschaft für Völkerkunde, DGV/GAA), Vienna, Austria, 14 -17 September 2011
• "Constructing Indigenous Peoples in Malay and English: Translation and the Transmission of Ideas in the Malay Peninsula", Presented at Goethe University, Frankfurt am Main, 27 May 2011
• "Racial Gradations and Blurred Boundaries: The “Sakai”-“Malay” Continuum in Colonial British Malaya", The 16th Malaysia and Singapore Society Colloquium: Power and Change in Malaysia and Singapore, ANU, Canberra, Australia, 10-11 December 2010
• "Counting Aboriginal Bodies in Malaya: Colonial government, the census and the protection of aborigines", 21st Conference of the International Association of Historians of Asia, National University of Singapore, June 2010
• "The Science of Race and Colonial Conditions in Malaya", Race, Encounters, and the Constitution of Human Difference in Oceania, Australian National University, Canberra, 22 January 2010
• "Weaving Race into the History of the Malay Archipelago", Translation in Asia: Theories, Practices, Histories Asia Research Institute and Department of Malay Studies, National University of Singapore, 5-6 March 2009
• "Two colonisers and one colonised: Europeans, Malays and Orang Asli in nineteenth-century Malaya", Association for Social Anthropology in Oceania Annual Conference, ANU, February 2008
• "A critical history of anthropology of 'Negritos' of Peninsula Malaya: the racialisation of indigenous groups through texts, illustrations and photography by travellers and anthropologists, 1820-1920", Division of Pacific and Asian History Seminar Series, Coombs building, ANU, October 2007
• "Questioning Negritos", International Conference of Asian Studies, ICAS5, Kuala Lumpur, Malaysia, August 2007
• "Textbooks and Nation Construction in Malaysia", International Association of Historians of Asia, 18th Conference, Academia Sinica, Taiwan, December 2004
• "Ideas of Nation and Malayness in Malaya", International Conference on Malaysian History, University of Malaya, August 2004