Geometry in Istanbul, Feza Gürsey Center for Physics and Mathematics, April 10-11, 2023

Workshop on low dimensional topology, Erdös Center, Budapest, March 27-31, 2023

Geometry and Topology Seminar, Middle East Technical University, April 4, 2022 (zoom talk)

8^{th} European Congress of Mathematics, Invited Speaker, June 26, 2021 (zoom talk)

8^{th} European Congress of Mathematics, Low-dimensional Topology Mini-Symposium, June 22, 2021 (zoom talk)

Geometry and Topology Seminar, Middle East Technical University, December 14, 2020 (zoom talk) and May 24, 2021 (zoom talk)

Algebraic Geometry and Differential Topology Seminar, Alfred Rényi Institute of Mathematics, May 8, 2020 (zoom talk)

Workshop on Curves, Mapping Class Groups and their Applications, Middle East Technical University, January 17-18, 2020

Lefschetz Fibrations Day, Hacettepe University, January 10, 2020

Bosphorus Real Geometry Conference, Istanbul Center for Mathematical Sciences, October 12, 2019

Topology, Geometry, and Dynamics: Rokhlin – 100, Saint Petersburg, Russia, August 19-23, 2019

Contact topology workshop, Hacettepe University, March 22, 2019

Geometric structures on 3 and 4 manifolds, Inter University Center, Dubrovnik, Croatia, June 11-15, 2018

XII Workshop on Symplectic Geometry, Contact Geometry, and Interactions, Uppsala University, Sweden, January 11-13, 2018

GGTI Winter Workshop, December 25-29, 2017

Middle East Technical University, December 2017

Caltech, February 2017

University of California at Santa Barbara, January 2017

Claremont Topology Seminar, December 2016

Caltech-USC-UCLA Joint Topology Seminar, November 2016

University of Iowa, October 2016

Georgia Institute of Technology, September 2016

Perspectives in topology and geometry of 4-manifolds, Inter University Center, Dubrovnik, Croatia, June 6-10, 2016

Algebra, Geometry and Topology of Singularities, Galatasaray University, May 8-14, 2016

Middle East Technical University, March 2016

Feza Gursey Institute, March 2016

Stein Manifolds, Contact Structures and Knots,** **Center International de Rencontres Mathematiques in Marseille, Sept 28-Oct 1, 2015

Symplectic techniques in topology and dynamics*,* University of Cologne, August 24-28, 2015.

Summer School Mapping Class Groups, 3- and 4-manifolds, Cluj-Napoca, Romania, July 27-August 1, 2015.

Topics in Geometry, Istanbul Center for Mathematical Sciences, May 2015

Bogazici University, May 2015

Workshop on algebraic and geometric topology, Middle East Technical University, January 2015

Workshop on contact topology, Hacettepe University, October 2014

Graduate Workshop on 4-manifolds, Simons Center for Geometry and Physics, August 18-22, 2014

Japanese Turkish Joint Geometry Meeting, Galatasaray University, November 2013

University of Lille, November 2013

Istanbul Technical University, November 2013

Mimar Sinan Fine Arts University, September 2013

Geometry/Topology Summer School, Istanbul Center for Mathematical Sciences, August 2013

Workshop and Conference on the Topology and Invariants of Smooth 4-Manifolds, Minnesota, August 2013

Interactions between low dimensional topology and mapping class groups, Max Planck Institute, Bonn, July 2013

Workshop on symplectic manifolds, Dokuz Eylul University, June 2013

Galatasaray University, April 2013

Low-dimensional topology workshop, Istanbul Center for Mathematical Sciences, March 2013

Workshop on low-dimensional topology, Hacettepe University, March 2013

Geometry/Topology Summer School, Bilkent University, August 2012

Conference on Holomorphic Curves and Low Dimensional Topology, Stanford, August 2012

Bilkent University, April 2012

The topology and invariants of smooth 4-manifolds Workshop, Miami, March 2012

Brussels-Cologne seminar, Cologne, January 2012

Yeditepe University, October 2011

Gauge Theory Workshop, Aarhus, August 2011

Bogazici University, April 2011

Geometry and Topology Seminar, Middle East Technical University, March 2011

Izmir Algebraic Geometric Topology Days II, Dokuz Eylul University, January 2011

University of California, Berkeley, April 2010

University of California, Davis, February 2010

Rice University, Texas, November 2009

Sabanci University, March 2009

Izmir Algebraic Geometric Topology Days, January 2009

Alfred Renyi Institute of Mathematics, September 2008

Middle East Technical University, April 2008

Georgia Topology Conference, University of Georgia, May 2007

Atilim University, December 2006

13th Gokova Geometry / Topology conference, Turkey, May 2006

Department of Mathematics, University of Georgia, December 2005

Alfred Renyi Institute of Mathematics, June 2004

Korea Institute for Advanced Study, July 2003

Feza Gursey Institute, February 2003

Department of Mathematics, Middle East Technical University,

2002, 2003, 2004, 2005, 2006

Department of Mathematics, Princeton University, April 2002

Department of Mathematics, Kansas State University, November 2001

8th Gokova Geometry / Topology conference, Turkey, May 2001

Department of Mathematics, Cornell University, April 2001

Symplectic Geometry and Applications to Physics, UC Irvine, April 2001

7th Gokova Geometry / Topology Conference, Turkey, May 2000

Feza Gursey Institute, Turkey, May 2000

Georgia Topology Conference, University of Georgia, May 1999

Department of Mathematics, Duke University, January 1999