# presentations

## invited reviews

**new ideas on dark matter**, DPG spring meeting, 2021

**large-scale structure of spacetime**, workshop "The Fate and Fortune of Cosmology", Heidelberg, 2019

**cosmology with nonlinear structures**, workshop "current challenges in cosmology", Bogota, Colombia, 2018

**cosmology with Gaussian and non-Gaussian structures**, meeting on cosmology, Tehran, Iran, 2017

**dark matter, dark energy and dark statistics**, workshop "Why trust a theory?", Munich, 2015

**dark energy and the integrated Sachs-Wolfe effect**, annual meeting of the German astronomical society, Potsdam, 2010

## contributed presentations

**theory of intrinsic alignments**, intrinsic alignment workshop, Lorentz Centre, with Robert Reischke, 2023

**gravitational lensing - past, present and future**, Santander, 2020

**axions in the sky**, HeiKA-day, Heidelberg, with Thomas Schwetz-Mangold, 2019

**Bayesian inference in cosmology (and beyond)**, isoQUANT workshop, Heidelberg, 2018

**(primordial) black holes**, dark matter cluster workshop, Karlsruhe, 2016

**galaxy ellipticities as cosmological probes**, workshop gravity on the largest scales, Heidelberg, 2015

**intrinsic alignments and weak gravitational lensing**, ISSI-workshop on intrinsic alignments, Bern, Switzerland, 2015

**intrinsic alignments from angular momentum models**, ISSI-workshop on intrinsic alignments, Bern, Switzerland, 2014

**angular momenta of galaxies and intrinsic alignments**, lensing workshop, Nice, France, 2013

**developments in intrinsic alignment models and their implications for weak lensing**, lensing workshop, Marseille, France, 2013

**cosmic large-scale structure statistics and their relation to fundamental physics**, symposium on fundamental physics, Heidelberg, 2012

**cosmic structure formation - theory, probes and parameters**, cosmology workshop, Durham, UK, 2011

**galactic angular momentum couplings in the large-scale structure**, SPP1177 workshop, Bonn, 2011

**cosmic structure formation - theory, probes and applications**, symposium on structure formation, Goettingen, 2010

**Angular momentum correlation correlations and implications for weak lensing**, UCL-workshop on intrinsic alignments, London, UK, 2008

**status report - nonlinear iSW-effect**, Planck-meeting, Orsay, France, 2008

**the integrated Sachs-Wolfe bispectrum and its detectability with PLANCK**, LAT-workshop, Toulouse, France, 2008

**galactic angular momenta and angular momentum correlations in the large-scale structure**, IUCAA, Pune, India, 2008

**spherical collapse and cluster abundance in modified gravity**, cluster workshop, Heidelberg, 2008

**status report - iSW parameter estimation**, Planck-workshop, Bologna, Italy, 2008

**status report - Rees-Sciama effect**, Planck-workshop, Bologna, Italy, 2008

**nonlinear iSW-effect and dark energy**, Planck-meeting, Heidelberg, 2007

**morphological redshift estimates for SZ-clusters**, data analysis in cosmology, Santander, Spain, 2007

**weak gravitational flexions from nonlinearly evolving density fields**, workshop on higher order statistics in cosmology, Portsmouth, UK, 2007

**nonlinear iSW-effect and structure formation**, Planck-meeting, Orsay, France, 2007

**gravitational Faraday rotation of the CMB polarisation**, Oort workshop, Leiden, The Netherlands, 2006

**gravitational Faraday rotation of the CMB polarisation**, UK cosmo meeting, Ambleside, UK, 2006

**Optimised detection of Sunyaev-Zel'dovich clusters with PLANCK**, workshop "SZ-effect and ALMA", Institut d'Astrophysique Spatiale, Orsay, France, 2005

**gravitational lensing ray-tracing on cosmological simulations**, VIRGO meeting, Max-Planck Institut for Astrophysics, Garching, 2005

**Gravitomagnetic lensing and the integrated Sachs-Wolfe effect**, UK cosmo meeting, Cambridge, UK, 2005

## seminar talks

**dark matter, dark energy and dark statistics**, physics colloquium, Siegen, 2024

**information entropies**, DLR seminar, Ulm, 2024

**MCMC - doing statistics with physics**, IWR-colloquium, IWR Heidelberg, 2023

**inference in cosmology with partition functions**, Teilchentee, ITP Heidelberg, 2023

**gravitational wave events versus the background**, cosmology seminar, ITP Heidelberg, 2023

**partition functions in cosmological inference problems**, cosmology seminar, ITP Heidelberg, 2023

**intrinsic alignments beyond Gaussian statistics**, lensing seminar, LMU Munich, 2023

**information entropy and geometry**, institute seminar, LMU Munich, 2023

**information geometry in cosmology**, institute seminar, Ruhr-Uni Bochum, 2022

**neutrinos in cosmology**, KIP Heidelberg, 2021

**What’s inside the box? New methods for looking at cosmological data!**, Jour Fixe, STRUCTURES-cluster, Heidelberg, 2021

**axions in astrophysical potentials**, IFCA Santander, 2020

**gravitational lensing - from distorted galaxy images to cosmology**, PRISM-seminar, Mainz, 2020

**black hole physics with SKA**, particle physics seminar, Heidelberg, 2020

**overview 21cm-cosmology**, particle physics seminar, Heidelberg, 2020

**probing the structure of spacetime - apples, light and waves**, Max-Planck-Institute for Nuclear Physics, Heidelberg, 2020

**inference and information entropies in cosmology**, cosmology, Institute for theoretical physics, Heidelberg, 2019

**from tidal interactions of galaxies to weak lensing**, institute seminar, Observatoire de la Cote d'Azur, Nice, France, 2019

**quantifying non-Gaussianities and extracting their information**, institute seminar, Universidad de Valle, Cali, Colombia, 2019

**intrinsic alignments of galaxie in weak lensing data**, institute seminar, Max-Planck-Institute for Astrophysics, Garching, 2019

**information content of nonlinear cosmic structures**, institute seminar, Euskal Herriko Unibertsitatea, Donostia, Spain, 2019

**weak lensing and intrinsic alignments - problem or chance?**, institute seminar, Euskal Herriko Unibertsitatea, Donostia, Spain, 2019

**information content of nonlinear cosmic structures**, institute seminar, IFCA Santander, Spain, 2019

**(non)Gaussian lensing of a (non)Gaussian CMB**, physics colloquium, Geneva, Switzerland, 2019

**weak lensing and intrinsic alignments of galaxies**, institute seminar, Zentrum für angewandte Raumfahrttechnologie und Mikrogravitation, Bremen, 2019

**(non)Gaussian lensing of a (non)Gaussian cosmic microwave background**, cosmology seminar, University of Sydney, Sydney, Australia, 2018

**intrinsic alignment of galaxies - problem or possibility?**, physics colloquium, University of Tasmania, Hobart, Australia, 2018

**cosmology from weak gravitational lensing**, cosmology seminar, University of New South Wales, Sydney, Australia, 2018

**weak lensing, intrinsic alignments, and cosmological inference**, physics colloquium, Geneva, Switzerland, 2018

**how to squeeze information out of weak lensing and how to get it wrong**, cosmology seminar, Technion, Haifa, Israel, 2018

**how to squeeze information out of weak lensing and how to get it wrong**, cosmology seminar, Hebrew University, Jerusalem, Israel, 2018

**weak cosmic lensing and the intrinsic alignments of galaxies**, University of New South Wales, Sydney, Australia, 2017

**CMB-lensing on nonlinear and non-Gaussian structures**, University of Auckland, New Zealand, 2017

**what we can learn from weak gravitational lensing and why it is difficult**, University of Auckland, New Zealand, 2017

**weak cosmic lensing and the intrinsic alignments of galaxies**, University of Sydney, Australia, 2017

**intrinsic alignments as a weak lensing contaminant**, Institut d'Astrophysique de Paris, Paris, France, 2017

**CMB-lensing on nonlinear and non-Gaussian structures**, ARI Heidelberg, 2017

**intrinsically aligned galaxies in weak lensing data**, Centre for Astronomy, Heidelberg, 2017

**weak gravitational lensing and intrinsic alignments of galaxies**, Imperial College, London, UK, 2016

**cosmology and astronomy with PLANCK**, Freiburg, 2015

**gravity, fluids and statistics**, PRISM-seminar, Mainz, 2015

**cosmology and astronomy with PLANCK**, PRISM-seminar, Mainz, 2015

**learning more from lensing surveys than gravitational lensing**, ITP Heidelberg, 2015

**swarms of Fisher-matrices**, ITA Heidelberg, 2015

**intrinsic alignments of galaxies and weak lensing**, ARI-Heidelberg, 2015

**cosmology and astronomy with PLANCK**, Max-Planck-Institute for nuclear physics, 2014

**squeezing information out of weak lensing surveys**, IFCA, Santander, Spain, 2014

**intrinsic alignments in weak lensing surveys**, CEFCA, Teruel, Spain, 2014

**Why do galaxies rotate?!?**, student days, Heidelberg, 2013

**Is the Universe really so large?!?**, student days, Heidelberg, 2013

**cosmology and astronomy with the PLANCK-surveyor**, astronomy colloquium, Heidelberg, 2013

**PLANCK - Was lernt man aus der Temperatur des Himmels?**, physics colloquium, Heidelberg, 2013

**squeezing information from weak lensing surveys**, Max-Planck-Institute for Astronomy, 2013

**ellipticity alignments of galaxies and weak gravitational lensing**, ARI, Heidelberg, 2012

**Brownian engines and the second law of thermodynamics**, habilitation talk, Heidelberg, 2012

**ellipticity alignments of galaxies and weak gravitational lensing**, University Observatory, Munich, 2012

**muscles as thermodynamic engines**, ITA, Heidelberg, 2012

**ellipticity alignments of galaxies and weak gravitational lensing**, Department de la Physique Theorique, Geneva, Switzerland, 2012

**ellipticity alignments of galaxies and their interplay with weak lensing**, ESTEC Nordwijk and Leiden University, The Netherlands, 2012

**squeezing information out of weak lensing surveys**, ITP Heidelberg, 2012

**intrinsic alignments of galaxies and weak gravitational lensing**, evaluation of the Centre of Astronomy, Heidelberg, 2011

**weak lensing tomography**, ITA, Heidelberg, 2011

**life as a junior research group leader**, DFG evalutation seminar, Bonn, 2011

**Born-approximation in weak lensing**, Max-Planck-Institute for Astronomy, Heidelberg, 2010

**angular momentum buildup in spiral galaxies**, ARI, Heidelberg, 2010

**angular momentum couplings and intrinsic alignments**, ITA, Heidelberg, 2010

**fun with flexions**, ITA, Heidelberg, 2009

**intrinsic alignments of galaxies as a weak lensing contaminant**, Bonn, 2009

**novel methods for observing the evolution of cosmic structures**, CNRS-concours 2009, Paris, France, 2009

**CMB anisotropies**, ARI, Heidelberg, 2009

**nonlinear integrated Sachs-Wolfe effect**, IFCA, Santander, Spain, 2009

**La polarisation du fond diffus cosmologique**, Institut d'astrophysique Spatiale, Orsay, France, 2009

**Alignements intrinseques et le lentillage gravitationel**, APC, Paris, France, 2009

**angular momentum correlations and intrinsic alignments in weak lensing**, Institut d'astrophysique Spatiale, Orsay, France, 2009

**weak lensing in the presence of intrinsic alignments**, Max-Planck-Institute for Astronomy, Heidelberg, 2009

**non-Gaussianities in the CMB and their detection**, ITA, Heidelberg, 2009

**recent developments in the integrated Sachs-Wolfe effect**, ECAP seminar, Erlangen, 2009

**gravitational lensing and integrated Sachs-Wolfe effect**, ARI, Heidelberg, 2009

**theory of the integrated Sachs-Wolfe effect**, joint IAS/CEA meeting, Orsay, France, 2008

**spherical collapse and cluster abundance in modified gravity**, ITP Heidelberg, 2008

**Angular momentum correlations in the large-scale structure**, Institut d'astrophysique spatiale, Orsay, France, 2008

**observational probes for cosmic structure formation**, CNRS-concours, Paris, France, 2008

**C'est quoi, l'energie sombre?**, Institut d'astrophysique spatiale, Orsay, France, 2008

**cosmological angular momentum correlations and gravitational Faraday rotation**, ICG Portsmouth, UK, 2007

**observational probes of cosmological structure formation**, Centre for Astronomy, Heidelberg, 2007

**angular momentum content of the large-scale structure and gravitational Faraday rotation**, Imperial College, London, UK, 2007

**angular momentum content of the large-scale structure and gravitational Faraday rotation**, University of Sussex, Brighton, UK, 2007

**angular momentum correlations in the large-scale structure intrinsic ellipticity alignments**, IAP lensing seminar, Paris, France, 2007

**Gravitomagnetic lensing and the dynamics of structure formation**, Imperial College, London, UK, 2006

**Simulated SZ-observations with the PLANCK-surveyor**, Cavendish laboratory, Cambridge, UK, 2006

**gravitational lensing ray-tracing on cosmological simulations**, ICG, Portsmouth, UK, 2006

**gravitational Faraday rotation of the CMB polarisation by the large-scale structure**, ITA, Heidelberg, 2006

**gravitational Faraday rotation of the CMB polarisation**, CITA, Toronto, Canada, 2006

**gravitational Faraday rotation of the CMB polarisation**, McGill University, Montreal, Canada, 2006

**Observing Sunyaev-Zel'dovich clusters with PLANCK**, Max-Planck Institut for Astrophysics, Garching, 2005

**Secondary anisotropies with PLANCK - Sunyaev-Zel'dovich clusters**, PLANCK meeting, Max-Planck Institut for Astrophysics, Garching, 2005

**Gravitomagnetic lensing and the integrated Sachs-Wolfe effect**, Max-Planck Institut for Astrophysics, Garching, 2005

**Gravitomagnetic corrections to weak cosmological lensing**, ESO lensing seminar, Garching,

**Gravitomagnetism and the integrated Sachs-Wolfe effect**, ICG Portsmouth, UK, 2005

**Great expectations - PLANCK + Sunyaev-Zel'dovich clusters**, Max-Planck Institut for Astrophysics, Garching, 2005

**Gravitomagnetic lensing and the dynamics of structure formation**, University of Sussex, Brighton, UK, 2005

**Observing Sunyaev-Zel'dovich clusters of galaxies with PLANCK**, SOPHIA-University, Tokyo, Japan, 2005

**Clusters of galaxies - Sunyaev-Zel'dovich effect vs. X-rays**, RIKEN-Institute, Tokyo, Japan, 2005

**Gravitomagnetism and the dynamics of structure formation**, National Astronomical Observatory, Tokyo, Japan, 2005

**Clusters of galaxies - Sunyaev-Zel'dovich effect vs. X-rays**, Nihon University, Tokyo, Japan, 2005

**Observing Sunyaev-Zel'dovich clusters with PLANCK**, Observatoire Midi-Pyrénées, Toulouse, France, 2004

**Simulating Sunyaev-Zel'dovich observations for PLANCK**, Institut für theoretische Astrophysik, Heidelberg, 2003

**Morphological redshifts for Sunyaev-Zel'dovich clusters**, Max-Planck Institut for Astrophysics, Garching, 2003

**Reconstruction of gamma-ray burst positions with HETE-2**, Max-Planck Institut for Astrophysics, Garching, 2001

**Reconstruction of gamma-ray burst positions with HETE-2**, Universität Tübingen, 2001

**Reconstruction of gamma-ray burst positions with HETE-2**, DESY Zeuthen, 2001

**Reconstruction of gamma-ray burst positions with HETE-2**, Max-Planck-Institute for extraterrestrial physics, Garching, 2001

**particle identification in gamma-ray astronomy with the HEGRA Cerenkov-telescopes**, Max-Planck-Institute for nuclear physics, Heidelberg, 2000