Popular talks
                            
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Gravity according to Einstein, popular guest lecture given at the Dutch `Een Dag Student', Groningen, December 2021 
 
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Einstein and Black Holes, popular presentation given at the DOT Live Planetarium, Groningen, November 2021 
 
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The Origin of Time, popular Studium Generale presentation given at the university of  Groningen, October 2020 
 
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Einstein and Black Holes: Eric Bergshoeff on General Relativity, popular presentation given at the  event hall  DOT, Groningen, October 2019 
 
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De Zwaartekracht volgens Einstein, populalar presentation given at the Arto theater, Schoonhoven, October 2019 
 
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De Zwaartekracht volgens Einstein, popular talk given at the event hall DOT, Groningen, June 2019 
 
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Gravity according to Einstein, 
    presentation given at the Symposium S.V.Arago 2018 A Journey to the Subatomic, 
    University of Twente, December 2018 
 
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Wat is Licht?, popular talk given 
    at the Sterrenwacht Midden-Nederland, Amersfoort, June 2018 
 
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Steven Hawking as inspirer, 
        Studium Generale, Groningen, May 2018 
 
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De Zwaartekracht volgens 
        Einstein, popular talk given at the Sterrenwacht Midden-Nederland, 
        Amersfoort, March 2018 
 
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Gravity according to Einstein, 
        guest lecture given at Student for a Day, Groningen, March 2018 
 
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De Zwaartekracht volgens 
        Einstein, popular talk given at the Leidse Weer- en Sterrekundige Kring 
        (LWSK), Leiden, January 2018 
 
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Gravity according to Einstein, 
        guest lecture given at Student for a Day, Groningen, December 2017 
 
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Einstein en de 
        Relativiteitstheorie, popular talk given at the sterrenvereniging Astra 
        Alteria, Putten, September 2017 
 
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De Zwaartekracht volgens 
    Einstein, popular talk given at the ‘Leidse Weer- en Sterrekundige Kring’ 
    (LWSK), Leiden, November 2017 
 
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Einstein en de 
        Relativiteitstheorie, popular talk given at the astronomical society  Astra 
        Alteria, Putten, September 2017 
 
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Waar komen de 
        zwaartekrachtsgolven vandaan?, popular talk given at the Weer- en 
        Sterrenkundige Kring Zaanstreek, Wormer, April 2017 
 
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Where do gravitational waves come 
    from?, short popular presentation given at the Open Dag op Locatie, Groningen, 
    February 2017 
 
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Waar komen de zwaartekrachtsgolven 
    vandaan?, popular talk given at the Volkssterrenwacht, Amsterdam, November 2016 
 
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Waar komen de 
        zwaartekrachtsgolven vandaan?, popular talk given at the Groninger 
        Vereniging voor Weer- en Sterrenkunde (GVWS), Groningen, October 2016 
 
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Waar komen de 
        zwaartekrachtsgolven vandaan?, popular talk given at the occasion of the 
        215-jarig jubileum of the Koninklijk Natuurkundig Genootschap, Groningen, 
        June 2016 
 
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What are Gravitational Waves?, 
        invited lecture Honours College, Groningen, April 2016 
 
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Waar komen de 
        zwaartekrachtsgolven vandaan?, popular talk given at the VWS Thales, Zwolle, 
        March 2016 
 
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Waar komen de 
        zwaartekrachtsgolven vandaan?, popular talk given at the public evening of 
        the Blaauw sterrenwacht, Groningen, February 2016 
 
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Honderd Jaar Zwaartekracht 
        volgens Einstein, popular talk given at the Sterrenwacht Midden-Nederland, 
        Amersfoort, February 2016 
 
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Einstein en de 
        Relativiteitstheorie, popular talk given for the Vereniging voor Weer- en 
        Sterrenkunde Triangulum, Eefde, December 2015 
 
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Honderd Jaar Zwaartekracht 
        volgens Einstein, Studium Generale lecture , Groningen, November 2015 
 
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De Schoonheid in de 
        Wetenschap}, presentation given at the occasion of the emeritaat of Prof. 
        D.M. Swagerman, Groningen, October 2015 
 
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Geschiedenis van de Lichtsnelheid, 
    popular lecture given to the ‘Stichting Weer- en Sterrenkunde Eemsmond’ SWSE, 
    Appingedam, October 2015 
 
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Celebrating 100 Years of 
        General Relativity, plenary speaker at the Siam Physics Congress 2015, 
        Centennial of General Relativity, 80th year of Thai Physics Graduate, Krabi 
        (Thailand), May 2015 
 
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The Mission of the Van 
        Swinderen Institute (VSI) for Particle Physics and Gravity, short 
        presentation at the opening symposium of the Van Swinderen Institute, 
        Groningen, March 2015 
 
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De Wondere Wereld van de 
        Speciale Relativiteit, popular lecture given at the ‘ouderdag 
        Natuurkunde en Technische Natuurkunde’, December 2014 
 
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Waar blijft de Tijd?, popular lecture on gravity given at the occasion 
        of the 60th birthday of Jos Denissen, Amsterdam, September 2014 
 
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De 
        Wondere Wereld van de Speciale Relativiteit, ‘Top of the Profs’ lecture 
        given at the Infoversum at the occasion of the 400th birthday of the RUG, 
        Groningen, June 2014, see 
 
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Zwaartekrachtsgolven, popular lecture being part of the ‘Wetenschapper 
        voor de klas’ initiative at the occasion of the RUG400 lustrum, Praedinius 
        Gymnasium, June 2014 
 
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Wat is Licht?, popular lecture given in the Discovery Truck, Comenius 
        College, Leeuwarden, May 2014 
 
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The Quest for Quantum Gravity, Faculty Spotlight lecture, Groningen, 
        April 2014 
 
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Hoe Werkt de Zwaartekracht?, lecture given at the 
        ‘Natuurwetenschappelijk Genootschap’ (NWG), Assen, January 2014 
 
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De Ontdekking van het Higgs Deeltje, lecure given at the ‘Nobelprijzen 
        Symposium 2013’, organised by the Koninklijk Natuurkundig Genootschap, 
        Groningen, January 2014 
 
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Relativiteitstheorie, guest lecture given at ‘Een Dag Student’, 
        Groningen, December 2013 
 
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How does Gravity Work?, colloquium given at the South American Institute 
        for Fundamental Research (SAIFR), Sao Paulo (Brazil), November 2013 
 
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Wat is zwaartekracht?, popular talk given for the ‘Groninger Vereniging 
        voor Weer- en Sterrenkunde’ (GVWS), Groningen, October 2013 
 
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Wat is quantum zwaartekracht?, popular talk given at the University of 
        Groningen FMNS Honours College Summer School 2013 At the Frontiers of 
        Science, Kloosterburen, August 2013 
 
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Wat is Licht?, popular talk given in the Discovery Truck, Comenius 
        College, Leeuwarden, May 2013 
 
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Wat is Licht?, popular talk given in the Discovery Truck, High School 
        community “De Amersfoortse Berg”, Amersfoort, March 2013 
 
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Sterrenkunde studeren, introductory talk given at the betadag 2013, 
        Groningen, March 2013 
 
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Wat is Quantum Zwaartekracht?, popular talk given at the Koninklijk 
        Natuurkundig Genootschap, Groningen, February 2013 
 
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Wat is Quantum Zwaartekracht?, public lecture given at the Koninklijk 
        Natuurkundig Genootschap, Groningen, February 2013 
 
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How does Gravity Work?, public lecture given at the Chulalongkorn 
        Universiteit, Bangkok (Thailand), January 2013 
 
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Beauty in Physics, lecture given at the FMF symposium Beautiful Science: 
        between elegance and universal truth, Groningen, November 2012 
 
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Wat weten we van Zwaartekracht?, Akademiehoogleraren minicollege 
        Afdelingsdag Natuurkunde, KNAW, Amsterdam, November 2012 
 
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Wat is snaartheorie?, popular talk given at the Summer Course FWN 
        Honours College, Kloosterburen, August 2012 
 
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Wat is Snaartheorie?, popular talk given at the KNAW Academische 
        Kwartiertjes, Nacht van de Kunst & Wetenschap, Groninger Museum, June 2012 
 
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Snaartheorie: de heilige graal in de natuurkunde?, popular talk given at 
        the Publiekssterrenwacht Phoenix, Lochem, May 2012 
 
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Wat is Licht?, popular talk given in the de Discovery Truck, Comenius 
        College, Leeuwarden, May 2012 
 
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Quantum zwaartekracht, public lecture given at the Koninklijke 
        Maatschappij voor Natuurkunde “Diligentia”, The Hague, February 2012 
 
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Sneller dan het licht: droom of werkelijkheid?, popular talk given at 
        the Publiekssterrenwacht Phoenix, Lochem, December 2011 
 
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De Wonderlijke Wereld van de Quantummechanica, lecture given at the 
        studiestijgers, meeting “bètavakvernieuwing voor VO-docenten natuurkunde”, 
        November 2011 
 
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Sneller dan het licht: droom of werkelijkheid?, Studium Generale lecture 
        , Groningen, November 2011 
 
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Op Zoek naar Verborgen Dimensies, popular talk given for the directorate 
        and managementteam of the Rabobank, Grijpskerk, September 2011 
 
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Excellence in Research, short presentation given at the occasion of the 
        delegate visit of Argentina, Groningen, September 2011 
 
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 Groot en Klein, guest leacture given at the “Facultaire 
        Introductiedag”, Groningen, August 2011 
 
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Over Tijd en Ruimte, guest lecture given at the second round of the 
        Natuurkunde Olympiade, Groningen, April 2011 
 
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Academisch ?, lecture given at the Opening symposium FWN Exploring 
        Excellence, Groningen, March 2011 
 
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Waar blijft de Tijd ?, Dies Natalis lecture at the occasion of the 51st 
        birthday of the “Fysisch-Mathematische Faculteitsvereniging” FMF, Groningen, 
        November 2010 
 
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Het Higgs Deeltje, invited talk given at the Koninklijk Instituut voor 
        Ingenieurs (KIVI), September 2010 
 
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short presentation given at the opening of the open mind art project 
        Time what makes us tick?, Noorderzon festival, August 2010 
 
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Einstein: Tijd en Ruimte, popular lecture given at the “ouderdag 
        Natuurkunde en Technische Natuurkunde”, May 2010 
 
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Het Mysterie van Tijd en Ruimte, first Amstel Lecture on Physics, 
        Amsterdam, March 2010 
 
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Relativiteitstheorie, guest lecture given at “Een Dag Student”, 
        Groningen, March 2010 
 
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2 popular presentations given to high-school children as part of the 
        Technasium lecture series Klein, Kleiner, ... Groots!, November, December 
        2009, Groningen 
 
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Speciale Relativiteitstheorie, invited lecture given at the final round 
        of the Natuurkunde Olympiade, Groningen, June 2009 
 
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Over Tijd en Ruimte, invited lecture given at the second round of the 
        Natuurkunde Olympiade, Groningen, April 2009 
 
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Beroep: Natuurkundige, popular talk SWT beroepenpresentatie, Maartens 
        College (Groningen), January 2009 
 
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De Stille Kracht van Aandacht, popular talk given at the Be Valuation 
        2008 meeting, Utrecht, March 2008 
 
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Albert Einstein, Cool Science lecture given at the Erasmus universiy, 
        Rotterdam, November 2007 
 
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Over Ruimte, Tijd en Zwarte Gaten, lecture given at the occasion of the 
        Nicolaas Muleriusstipendium assignement ceremony, Groningen, June 2007 
 
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Einstein: Tijd en Ruimte, popular talk given at the Ouderdag Natuurkunde 
        en Technische Natuurkunde, Groningen, June 2007 
 
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Over Tijd en Ruimte, guest lecture given at the occasion of the second 
        round of the “Natuurkunde Olympiade”, Groningen, April 2007 
 
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Ruimte en Tijd, “show lecture” given at the bètadag 2007 “Bèta: 
        Everytime, Everywhere” Groningen, April 2007 
 
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Open Vragen in de Hedendaagse Natuurkunde, popular talk given at the 
        occasion of the participation of the newspaper Dagblad van het Noorden to 
        the “Nationale Wetenschapsquiz 2006”, November 2006 
 
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Everything You AlwaysWanted to Know about Einstein, popular talk given 
        at the Heerensocieteit, Dwingeloo, November 2005 
 
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Everything You Always Wanted to Know about Einstein, popular talk given 
        at the Maartens College, Groningen, November 2005 
 
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De Open Vragen in de Hoge-Energie Fysica, Studium Generale lecture, 
        Groningen, October 2005 
 
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Everything You Always Wanted to Know about Einstein, popular talk given 
        at the Willem Lodewijk Gymnasium, Groningen, October 2005 
 
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Everything You Always Wanted to Know about Einstein, Studium Generale 
        lecture, Groningen, September 2005 
 
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