- The
Problem of Boltzmann Brains and How Bohmian Mechanics Helps Solving It

This talk I gave on 13 August 2015 in the mathematical physics seminar at Eberhard-Karls University in Tübingen, Germany. - Bohmian
Mechanics as the Foundation of Quantum Mechanics

This talk I gave on 6 March 2015 in the physics colloquium at Tufts University. - The
Notion of Primitive Ontology in the Foundations of Quantum Mechanics

This talk I gave on 6 March 2015 in the philosophy department of Harvard University. - Novel
Type of Hamiltonians Without Ultraviolet Divergence for Quantum Field
Theories

This talk I gave on 16 December 2014 at the 112th Statistical Mechanics Meeting at Rutgers University. - Cosmological
quantum fluctuations from the perspectives of Bohmian mechanics and
collapse theories

This talk I gave on 3 November 2014 at the conference South American Workshop on the Foundations of Quantum Theory and Cosmology in Sao Paulo, Brazil. - Novel
Type of Hamiltonians Without Ultraviolet Divergence for Quantum Field Theories

This talk I gave on 1 October 2014 at the conference Quantum Mathematical Physics -- A Bridge Between Mathematics and Physics in Regensburg, Germany, and on 9 October 2014 in the Mathematical Physics Seminar at Rutgers University. (The slides are those shown at Rutgers; the original slides I showed in Regensburg contained a few minor mistakes, and were organized a little differently.) - Nonlocality
and Relativity in Various Interpretations of Quantum Mechanics

This lecture I gave on 30 July 2014 at a summer school in Sesto, Italy. - Multi-Time
Wave Functions for Relativistic Quantum Field Theory

This lecture I gave on 7 November 2013 in the mathematical physics seminar at Rutgers University. - Some
Basic Concepts in the Foundations of Quantum Statistical Mechanics

This lecture I gave on 23 May 2013 at the University of Genoa, Italy. - Relativistic
Collapse Theories

This talk I gave on 23 April 2013 at the conference Quantum Theory without Observers III in Bielefeld, Germany. Watch a recording. - The
major disagreement about the definition of thermal equilibrium (and of entropy)

This talk I gave on 21 February 2013 as a colloquium at the Frankfurt Institute for Advanced Studies. - Bricmont,
Bohm, and Bell

This talk I gave on 11 April 2012 at the conference in honor of Jean Bricmont on the occasion of his 60th birthday in Brussels (Belgium). - The
cosmological origin of irreversibility

This talk I gave on 23 February 2012 to the Rutgers Astronomical Society. - Explanations
of the symmetrization postulate

This talk I gave on 28 June 2011 at the conference Physics, mathematics and philosophy of nature: A conference in honor of Detlef Dürr on the occasion of his 60th birthday at Ludwig-Maximilians University in Munich, Germany. - The
general reason for approach to thermal equilibrium of macroscopic
systems

This talk I gave on 10 May 2011 at the 105th Statistical Mechanics Meeting at Rutgers University. - The
foundations of quantum mechanics and the limitations of human beings

This talk I gave on 21 February 2011 in the faculty research perspectives seminar in the Rutgers department of mathematics. - The
Foundations of Quantum Mechanics

This talk I gave on 3 November 2010 to the society of physics students at Rutgers. - Generische
Lösungen der Dirac-Gleichung, der Transversalitätssatz
der Differentialtopologie und das Erreichen der Lichtgeschwindigkeit

This talk I gave on 17 June 2010 at Eberhard-Karls University in Tübingen (Germany) and on 6 July 2010 at the University of Regensburg (Germany). - The
GRW Flash Theory and the Conway-Kochen "Free Will" Theorem

This talk I gave on 2 May 2010 at the conference New Directions in the Foundations of Physics, Washington, DC. **Bohmian mechanics**(slides of lecture 1, recording of lecture 1, slides of lecture 2, recording of lecture 2)

These are two lectures delivered on March 2 and March 4, 2010, to a graduate course taught by Joseph Emerson at the University of Waterloo, Canada.- Relativistic
Realistic Quantum Theory

This talk I gave on October 24, 2009, at the American Mathematical Society Eastern Section Fall Meeting at Pennsylvania State University. - On
the Free Will Theorem of Conway and Kochen

This talk I gave on September 24, 2009, in the Mathematical Physics Seminar, Rutgers University. - Time
in Bohmian Mechanics

This talk I gave on September 28, 2008, at the Perimeter Institute, Canada, on the conference The Clock and The Quantum. Watch a recording. - Was
Temperatur mit Zufall zu tun hat: Kanonische Verteilungen 1866, 1902 und 2006

This talk was my inaugural lecture as a Privatdozent on June 25, 2008, at the Mathematics Institute of Eberhard-Karls University Tübingen, Germany. - Gödels
Beweis für die Unvollständigkeit formaler Systeme

This talk I gave as a habilitation colloquium on January 16, 2008, at the Mathematics Institute of Eberhard-Karls University Tübingen, Germany. - Wave Functions in Thermal Equilibrium: GAP Measures and Canonical Typicality

This talk I gave on December 5, 2007, at the Statistical Mechanics Seminar at the Department of Physics, Princeton University, and again on December 6, 2007, at the Mathematical Physics Seminar at the Department of Mathematics, Rutgers University. - The
empirical predictions of Bohmian mechanics and GRW theory

This talk I gave on October 8, 2007, at the session on "Quantum Reality: Ontology, Probability, Relativity" of the "Shellyfest: A conference in honor of Shelly Goldstein on the occasion of his 60th birthday" at Rutgers University. - Die Punktprozesse der GRW-Theorie des Kollapses der Wellenfunktion

This talk I gave (in German) on June 29, 2007, at the Mathematics Institute of Eberhard-Karls-Universität Tübingen, Germany. - Relativistischer Kollaps der quantenmechanischen Wellenfunktion

This talk I gave (in German) on April 11, 2007, at the Mathematics Institute of Ludwig-Maximilians-Universität München, Germany. - Incorporating Gravity into Bohmian Mechanics: A New Approach

This talk I gave on September 19, 2006, at the Perimeter Institute, Waterloo, Canada. Watch a recording of this talk. - The mathematical structure of quantum reality

This talk I gave on February 2, 2006, in the Mathematical Physics seminar at Rutgers University, USA. - Identical Particles in Bohmian Mechanics

This talk I gave on January 10, 2006, in the Mathematical Physics seminar at Johannes-Gutenberg-Universität, Mainz, Germany. - The Distribution of the Wave Function for a System in Thermal Equilibrium

This talk I gave on November 11, 2005, in the Mathematical Physics seminar of the ETH Zürich, Switzerland. - The Ghirardi-Rimini-Weber Model and Relativity (and QFT)

This talk I gave on September 8, 2005, at the conference "On the Present Status of Quantum Mechanics" at Mali Losinj, Croatia, organized by A. Bassi, D. Dürr, T. Weber, and N. Zanghì. - Quantum Theory without Observers and Relativity

This talk I gave on July 8, 2004, at the summer school "Second School on the Foundations of Physical Theories" in Urbino, Italy, organized by D. Dürr, V. Fano, G.C. Ghirardi, F. Laudisa, and N. Zanghì. - Mathematical and Physical Foundations of Quantum Theory

This talk I gave on July 5, 2004, at the summer school "Second School on the Foundations of Physical Theories" in Urbino, Italy, organized by D. Dürr, V. Fano, G.C. Ghirardi, F. Laudisa, and N. Zanghì. - Bell's Process in Quantum Field Theory: Non-Explosion Proof for a Time-Inhomogeneous Jump Process

This talk I gave on March 24, 2004, at the "Karlsruher Stochastik-Tage", Germany. - Two Arrows of Time in Nonlocal Particle Dynamics

This talk I gave at the conference "The Direction of Time", January 14-19, 2002, Zentrum für Interdisziplinäre Forschung, Bielefeld, Germany.