Annamaria Petrozza received her PhD in Physics from the University of Cambridge (UK) in 2008 with a thesis on the study of optoelectronic processes at organic and hybrid semiconductors interfaces under the supervision of Dr. J.S. Kim and Prof Sir R.H. Friend. From July 2008 to December 2009 she worked as research scientist at the Sharp Laboratories of Europe, Ltd on the development of new market competitive solar cell technologies (Dye Sensitized Solar cells/Colloidal Quantum Dots Sensitized Solar cells). Since January 2010 she has a Team Leader position at the Center for Nano Science and Technology -IIT@POLIMI. She is in charge of the development of photovoltaic devices and their characterization by time-resolved and cw Photoinduced Absorption Spectroscopy, Time-resolved Photoluminescence and electrical measurements. Her research work mainly aims to shed light on interfacial optoelectronic mechanisms, which are fundamental for the optimization of operational processes, with the goal of improving device efficiency and stability.

Natalie Stingelin (Stutzmann) FRSC is a Full Professor of Organic Functional Materials at the Georgia Institute of Technology, with prior positions at Imperial College London; the Cavendish Laboratory, University of Cambridge; the Philips Research Laboratories, Eindhoven; and ETH Zürich. She was an External Senior Fellow at the Freiburg Institute for Advanced Studies and is Associate Editor of the RSC journal ‘Journal of Materials Chemistry C’. She was awarded the Institute of Materials, Minerals & Mining's Rosenhain Medal and Prize (2014) and the Chinese Academy of Sciences (CAS) President's International Fellowship Initiative (PIFI) Award for Visiting Scientists (2015); she was the Chair of the 2016 Gordon Conference on 'Electronic Processes in Organic Materials' as well as the Zing conference on ‘Organic Semiconductors’. She has published >160 papers and 6 issued patents. Her research interests encompass organic electronics & photonics, bioelectronics, physical chemistry of organic functional materials, and smart inorganic/organic hybrid systems.

Dr Marina Freitag is currently a Reader in Energy Materials and a Royal Society University Research Fellow at Newcastle University. She is developing new light-driven technologies that incorporate coordination polymers to solve the most important challenges in the research area, including issues of sustainability, stability and performance of hybrid PV. The development of such highly innovative concepts has given Marina international recognition, including recipient of the prestigious 2022 Royal Society of Chemistry Harrison-Meldola Memorial Prize 2022.

Her research into hybrid molecular devices, began during her doctoral studies (2007-2011, Rutgers University, NJ, USA) where she was awarded an Electrochemical Society Travel Award and Dean Dissertation Fellowship 2011. Dr Freitag moved to Uppsala University (2013-2015) for a postdoctoral research position, which focused on the implementation of alternative redox mediators, leading to a breakthrough today known as “zombie solar cells”. Dr Freitag was invited to further develop this work at École Polytechnique Fédérale de Lausanne (EPFL) with Prof. Anders Hagfeldt ( 2015-2016). From 2016-2020 she was appointed as Assistant Professor at Uppsala University, Sweden, where she received the Göran Gustaffsson Young Researcher Award 2019.

Professor Anna Köhler holds a chair of experimental physics at the University of Bayreuth. She received her PhD in 1996 from the University of Cambridge, UK, where she continued her research funded through Research Fellowships by Peterhouse and by the Royal Society. In 2003 she was appointed professor at the University of Potsdam, Germany, from where she moved in 2007 to the University of Bayreuth, Germany. Her research is concerned with photophysical processes in organic and hybrid semiconductors. She focusses in particular on the processes of energy and charge transfer in singlet and triplet excited states, the exciton dissociation mechanism and intermolecular/interchain interactions.

Prof. Mónica Lira-Cantú is Group Leader of the Nanostructured Materials for Photovoltaic Energy Group at the Catalan Institute of Nanoscience and Nanotechnology (www.icn.cat located in Barcelona (Spain). She obtained a Bachelor in Chemistry at the Monterrey Institute of Technology and Higher Education, ITESM Mexico (1992), obtained a Master and PhD in Materials Science at the Materials Science Institute of Barcelona (ICMAB) & Autonoma University of Barcelona (1995/1997) and completed a postdoctoral work under a contract with the company Schneider Electric/ICMAB (1998). From 1999 to 2001 she worked as Senior Staff Chemist at ExxonMobil Research & Engineering (formerly Mobil Technology Co) in New Jersey (USA) initiating a laboratory on energy related applications (fuel cells and membranes). She moved back to ICMAB in Barcelona, Spain in 2002. She received different awards/fellowships as a visiting scientist to the following laboratories: University of Oslo, Norway (2003), Riso National Laboratory, Denmark (2004/2005) and the Center for Advanced Science and Innovation, Japan (2006). In parallel to her duties as Group Leader at ICN2 (Spain), she is currently visiting scientist at the École Polytechnique Fédérale de Lausanne (EPFL, CH). Her research interests are the synthesis and application of nanostructured materials for Next-generation solar cells: Dye sensitized, hybrid, organic, all-oxide and perovskite solar cells. Monica Lira-Cantu has more than 85 published papers, 8 patents and 10 book chapters and 1 edited book (in preparation).

Maria Antonietta Loi studied physics at the University of Cagliari in Italy where she received the PhD in 2001. In the same year she joined the Linz Institute for Organic Solar cells, of the University of Linz, Austria as a post doctoral fellow. Later she worked as researcher at the Institute for Nanostructured Materials of the Italian National Research Council in Bologna Italy. In 2006 she became assistant professor and Rosalind Franklin Fellow at the Zernike Institute for Advanced Materials of the University of Groningen, The Netherlands. She is now full professor in the same institution and chair of the Photophysics and OptoElectronics group. She has published more than 130 peer review articles in photophysics and optoelectronics of nanomaterials. In 2012 she has received an ERC starting grant.

David Mitzi received a B.S.E. in Electrical Engineering from Princeton University in 1985 and a Ph.D. in Applied Physics from Stanford University in 1990. In 1990, he joined the IBM T. J. Watson Research Center and initiated a program examining structure-property relationships, low-cost thin-film deposition techniques and device applications for a variety of electronic materials (e.g., oxides, halides, chalcogenides, organic-inorganic hybrids). Between 2009 and 2014 he managed the Photovoltaic Science and Technology department at IBM, with a focus on developing solution-processed high-performance inorganic semiconductors for thin-film photovoltaic (PV) devices. In July 2015, Dr. Mitzi moved to the Department of Mechanical Engineering and Materials Science at Duke University as a professor. He holds a number of patents and has authored or coauthored more than 180 papers and book chapters.

Thuc-Quyen Nguyen is a professor in the Center for Polymers and Organic Solids and the Chemistry & Biochemistry Department at University of California, Santa Barbara (UCSB). She received her Ph.D. degree in physical chemistry from the University of California, Los Angeles, in 2001 under the supervision of Professor Benjamin Schwartz. Her thesis focused on photophysics of conducting polymers. She was a research associate in the Department of Chemistry and the Nanocenter at Columbia University working with Professors Louis Brus and Colin Nuckolls on molecular self-assembly, nanoscale characterization and molecular electronics. She also spent time at IBM Research Center at T. J. Watson (Yorktown Heights, NY) working with Richard Martel and Phaedon Avouris. Her current research interests are structure-function-property relationships in organic semiconductors, electronic properties of conjugated polyelectrolytes, interfaces in optoelectronic devices, charge transport in organic semiconductors and biological systems, and device physics. Recognition for her research includes the 2005 Office of Naval Research Young Investigator Award, the 2006 NSF CAREER Award, the 2007 Harold Plous Award, the 2008 Camille Dreyfus Teacher Scholar Award, the 2009 Alfred Sloan Research Fellows, the 2010 National Science Foundation American Competitiveness and Innovation Fellows, the 2015 Alexander von Humboldt Senior Research Award, the 2016 Fellow of the Royal Society of Chemistry, and the 2015, 2016, and 2017 World’s Most InfluentialScientific Minds; Top 1% Highly Cited Researchers in Materials Science by Thomson Reuters and Clarivate Analytics. Her current research interests are electronic properties of conjugated polyelectrolytes, doping in organic semiconductors, charge transport in organic semiconductors and biofilms, bioelectronics, and device physics of organic solar cells, ratchets, transistors, and photodetectors.

Dr. Selina Olthof studied Physics at the University Stuttgart (Germany) and wrote her master thesis in the group of Klaus Kern at the Max Planck Institute for Solid State Physics. In 2010, Dr. Olthof received her Ph.D. from the University of Dresden (Karl Leo), followed by a two year postdoctoral research stay at Princeton University with Antoine Kahn. Currently, she is head of the Surafe Science Research Group at the University of Cologne in the Department of Chemistry. Her research is centered around enhancing the understanding of the electronic structure of novel semiconducting materials, with a focus on organic semiconductors and hybrid perovskites.

Paulina Plochocka, Directrice de recherché de 2e classe (DR2) in Laboratoire National des Champs Magnétiques Intenses (LNCMI), CNRS in Toulouse.

P. Plochocka obtained her PhD cum-laude in 2004 at the University of Warsaw working on the dynamics of many-body interactions between carriers in doped semi-magnetic quantum wells (QW). During her first post doc at Weizmann Institute of science, she started working on the electronic properties of a high mobility 2D electron gas in the fractional and integer quantum Hall Effect regime. She continued this topic during second post doc in LNCMI Grenoble, where she was holding individual Marie Curie scholarship. At the same time, she enlarged her interest of 2D materials towards graphene and other layered materials as TMDCs or black phosphorus. In 2012 she obtained permanent position in LNCMI Toulouse, where she created the Quantum Electronics group, which investigates the electronic and optical properties of emerging materials under extreme conditions of high magnetic field and low temperatures. Examples include semiconducting layer materials such as transition metal dichalcogenides, GaAs/AlAs core shell nanowires and organic inorganic hybrid perovskites.

Ursula Rothlisberger was born in Switzerland and obtained her diploma in Physical Chemistry from the University of Bern. She earned her Ph.D. degree at the IBM Zurich Research Laboratory in R�schlikon. From 1992�1995, she worked as a postdoctoral fellow, first at the University of Pennsylvania in Philadelphia (USA) and then at the Max-Planck-Institute for Solid State Physics in Stuttgart, Germany. In 1996, she moved as a Profile 2 Fellow of the National Science Foundation to the ETH in Zurich. One year later, she became Assistant Professor of Computer-Aided Inorganic Chemistry at the ETH Zurich, and in 2002 she accepted a call for a position as Associate Professor at the �cole Polytechnique F�d�rale de Lausanne (EPFL). Since 2009, she has been working as a full Professor in Computational Chemistry and Biochemistry at the EPFL. In 2001, she received the Ruzicka Prize, and in 2005, the World Association of Theoretically Oriented Chemists (WATOC) awarded her the Dirac Medal for "the outstanding computational chemist in the world under the age of 40". Ursula Rothlisberger is an expert in the field of density functional based mixed quantum mechanical/molecular mechanical molecular dynamics simulations in the ground and electronically excited states. She has published more than 200 original publications in peer-reviewed journals and various review articles in specialized journals and as book chapters.

Prof. Aron Walsh holds the Chair in Materials Design at Imperial College London. He was awarded his Ph.D in Chemistry from Trinity College Dublin and later worked at the National Renewable Energy Laboratory, University College London, and University of Bath. His research combines technique development and applications at the interface between solid-state chemistry and physics. In 2015 he was awarded the EU-40 prize from the Materials Research Society for his work on the theory of solar energy materials.