- ‘Eccentric binary black hole surrogate models for the gravitational waveform’,
*Institute for Pure and Applied Mathematics, University of California Los Angeles*[November 2021] - ‘Testing the no-hair theorem of binary black holes using gravitational waves’,
*Kavli Institute of Theoretical Physics, University of California Santa Barbara*[October 2021] - ‘Questioning Einstein : Only to believe him more’,
*Indian Institute of Science Education and Research (IISER) Kolkata, Physics Journal Club Talks*[October 2021] - ‘Gravitational multipolar radiation from binary black hole coalsences: waveform modelling and applicability’,
*UMass Dartmouth*[Proposal Talk/May 2021] - ‘Eccentric binary black hole surrogate models for the gravitational waveform: comparable to intermediate mass ratio binaires’,
*Monash University*[Apr 2021] - ‘Testing the “no-hair” nature of binary black holes using the consistency of multipolar gravitational radiation’,
*Center for Computational Astrophysics, Flatiron Institute, Simons Foundation*[Apr 2021] - ‘Intermediate mass ratio inspirals (IMRIs): Detectability, Parameter Estimation and Challenges’,
*Simulating Extreme Spacetime (SXS) Weekly Seminar*[Mar 2021] - ‘Numerical Relativity Surrogate model for eccentric binary black hole gravitational waveform’,
*Simulating Extreme Spacetime (SXS) Weekly Seminar*[Dec 2020] - ‘Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model’,
*PostDoc/Grad Student Seminar*, Institute for Computational Experimental Research in Mathematics(ICERM), Brown University, USA [November 2020]

- ‘Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model’,
*APS April Meeting 2021*, ession Y16: Gravitational Wave Observations,, Virtual Meeting [Apr 2021] - ‘Eccentric binary black hole surrogate models for the gravitational waveform: comparable mass,nonspinning case’,
*APS April Meeting 2021*, Session L16: Gravitational Waveform Modeling of Compact Binaries I, Virtual Meeting [Apr 2021] - ‘Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model’,
*237th Meeting of the American Astronomical Society (AAS)*, Session: Compact Mergers Observed CompactBinary Populations through Gravitational Waves, Virtual Meeting [Jan 2021] - ‘Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model’,
*MidWest Relativity Meeting 2020*, University of Notre Dame, USA [October 2020] - ‘Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model’,
*Mathematical and Computational Approaches for Solving the Source- Free Einstein Field Equations*, Advances in Computational Relativity, ICERM, Brown University, USA [October 2020] (*Lightning Talk*) - ‘Numerical Relativity Surrogate model for eccentric binary black hole gravitational waveform’,
*The XIII International LISA Symposium*, originally planned at Glasgow, Virtual Meeting [September 2020] - ‘Acceleration Relations in the Milky Way as Differentiators of Modified Gravity Theories’,
*Cosmology from Home 2020 Conference*, Virtual Meeting [August 2020] - ‘Detectability and Parameter Estimation Accuracy for Intermediate Mass Black Holes (IMBHs) with current generation detectors’,
*23rd CAPRA Meeting on Radiation Reaction in General Relativity*, University of Texas Austin, Virtual Meeting [June 2020] - ‘Testing the “no-hair” nature of binary black holes using the consistency of multipolar gravitational radiation’,
*236th Meeting of the American Astronomical Society (AAS)*, Session: Gravitational Waves & Multi-messenger Astronomy I, Virtual Meeting, Originally scheduled to be at Madison, USA [June 2020] - ‘Testing the “no-hair” nature of binary black holes using the consistency of multipolar gravitational radiation’,
*APS April Meeting 2020*, Session R05: Tests of General Relativity with Gravitational Waves II, Washington DC, USA [April 2020] - ‘Testing Weyl gravity at galactic and extra-galactic scales’,
*‘Cosmology Next Decade’*Winter School & Workshop, ICTS-TIFR, India [Jan 2019] (*Student Talk*)

- Detectability and Parameter Estimation Accuracy for Intermediate Mass Black Holes (IMBHs) with current generation detectors’,
*Tousif Islam*;*39th Meeting of Astronomy Society of India (ASI)*, Feb 18-23, 2021, India - Improved analysis of GW190412 with a precessing numerical relativity surrogate waveform model,
*Tousif Islam*, Scott Field, Carl-Johan Haster & Rory Smith;*30th Meeting of Indian Association for General Relativity and Gravitation (IAGRG)*, Dec 19-20, 2020, IIT Gandhinagar, India - ‘Testing the “no-hair” nature of binary black holes using the consistency of multipolar gravitational radiation’,
*Tousif Islam*, Ajit K. Mehta, Abhirup Ghosh, Vijay Varma, P. Ajith & B. S. Sathyaprakash;*JSI Workshop : The New Faces of Black Holes*, Nov 11-13, 2019, Joint Space Institute (JSI), Maryland, USA - ‘“No-hair” tests for binary black holes’,
*Tousif Islam*, Abhirup Ghosh, Ajit K. Mehta & P. Ajith;*ICTS In-House Meeting*, Apr 23rd, 2019, ICTS, Bengaluru, India - ‘A “no-hair” test for binary black holes’,
*Tousif Islam*, Abhirup Ghosh, Ajit K. Mehta & P. Ajith;*30th Meeting of Indian Association for General Relativity and Gravitation (IAGRG)*, Jan 3-5, 2019, Hyderabad, India