ASP is excited to announce monthly webinars on the first Thursday of every month, from 1:00–2:00 pm Eastern Time (10:00–11:00 am Pacific Time). These are free for everyone! They will also be recorded and put behind the ASP member wall a couple of days after the webinars.
Sign in on this page to view recordings of past webinars.
Click here for ASP Webinars by subject. The ASP Webinar List allows you to search for past webinars most relevant to your research field. To use the filter feature, download a copy of the list to your computer.
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Upcoming Webinars
61st ASP Webinar
Thursday, March 5, 2026, at 1:00–2:00 pm Eastern Time
Speaker: Bernhard Spingler, PhD
Professor, Department of Chemistry, University of Zurich, Switzerland
Title: From Metallo-Porphyrins to BODIPYs – Colourful surprises with Photodynamic and Photothermal Agents
Registration: https://burkinc.zoom.us/webinar/register/WN_jK553TNuQfekPvwykN41Yw
Past Webinars
60th ASP Webinar (Junior Scientist Webinar)
Thursday, February 19, 2026, at 1:00–2:00 pm Eastern Time
Speaker 1: Nik Kambitsis (PhD Student, Dr. Xiaojing Yang’s Lab, University of Illinois Chicago)
Title 1: Structural Basis and Molecular Mechanism of B12-Based Photoreceptor CarH
Speaker 2: Nimit Shah (PhD Candidate, Dr. Girgis Obaid’s Lab, The University of Texas at Dallas)
Title 2: Fine-tuning photochemical immunogenic cell death by a panel of verteporfin-lipid nanoparticles
Speaker 3: Shruti Vig, PhD (Scientist, Biotherapeutics and Genetic Medicine Analytics, AbbVie)
Title 3: Evaluating the Phototoxic Potential of Light-Activable Combination Products: Implications for Imaging, PDT, and Emerging Sonodynamic Therapies
59th ASP Webinar
Thursday, January 8, 2026 at 1:00–2:00 pm Eastern Time (rescheduled from December 18, 2025)
Speaker: Roger DuMoulin-White, B.E.Sc., P. Eng., Pro. Dir.
President and Chief Executive Officer, Theralase Technologies Inc., Canada
Title: Interim Analysis of Phase II Clinical Study of Light-Activated Ruvidar® for the Treatment of Bacillus Calmette-Guérin-Unresponsive Non-Muscle Invasive Bladder Cancer Carcinoma In-Situ
58th ASP Webinar
Thursday, December 4, 2025 at 6:00–7:00 pm Eastern Time
Speaker: Junpei Yamamoto, PhD
Associate Professor, Graduate School of Engineering Science, The University of Osaka, Japan
Title: Visualizing reaction intermediates in light-driven processes of photolyase/cryptochrome superfamily proteins
57th ASP Webinar
Thursday, November 20, 2025 at 11:00 am–12:00 pm Eastern Time
Speaker: Greta Bučytė
Product Manager – Spectroscopy Systems, Light Conversion, Lithuania
Title: Propelling Research with Tools for Ultrafast Spectroscopy
56th ASP Webinar
Thursday, November 6, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Hawasatu Dumbuya, PhD
Director, Clinical Research & Medical Affairs, La Roche-Posay, L’Oréal USA
Title: Visible Light Photoprotection Strategies for Diverse Patients – from Basic Science to Product Development
55th ASP Webinar (Junior Scientist Webinar)
Thursday, October 16, 2025 at 1:00–2:00 pm Eastern Time
Speaker 1: Gurleen Kaur (PhD Candidate, Dr. Sherri McFarland’s Lab, The University of Texas at Arlington)
Title 1: Investigating structure–property–activity relationships of light-activated metallodrugs for antimicrobial photodynamic therapy
Speaker 2: Chanda Bhandari, PhD (Postdoctoral Associate, Dr. Girgis Obaid's Lab, The University of Texas at Dallas)
Title 2: Modulating pancreatic tumor microenvironment using PD-L1 immune checkpoint targeted photoactivable liposomes
Speaker 3: Alejandro García Ruiz, PhD (Postdoctoral Associate, Dr. Douglas Brash's Lab, Yale School of Medicine)
Title 3: Accumulation of cyclobutane pyrimidine dimers in human skin as indicators of UV exposure
54th ASP Webinar
Thursday, October 2, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Caradee Y. Wright, PhD
Chief Specialist Scientist, South African Medical Research Council
Title: Juggling the challenges of sun protection and skin cancer prevention in a multi-ethnic country
53rd ASP Webinar
Thursday, September 4, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Vladimir V. Popik, PhD
Professor of Chemistry, University of Georgia
Title: Biomedical application of cyclopropenone photochemistry: from photo-SPAAC ligation to photoactivatable antibiotics and gasotransmitter release
52nd ASP Webinar (Entrepreneurship Webinar)
Thursday, August 21, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Shiyong Wu, PhD, MBA
Professor, Department of Chemistry and Biochemistry, Ohio University
CEO, ASAKE Biotechnology
Title: From Bench to Business: A Brief Introduction to Academic Entrepreneurship
51st ASP Webinar
Thursday, August 7, 2025 at 1:00–2:00 pm Eastern Time
Speaker: María Gabriela Lagorio, PhD
Principal Researcher and Professor, INQUIMAE–CONICET / University of Buenos Aires, Argentina
Title: Biophotonics: Unveiling the Language of Light in Living Systems
50th ASP Webinar
Thursday, July 17, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Iona Hill, PhD
Application Scientist, Edinburgh Instruments
Title: How to Configure Your Spectrometer To Study Photodynamic Therapy
49th ASP Webinar
Thursday, July 3, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Thomas Haarmann-Stemmann, PhD, ERT
Associate Professor of Toxicology, IUF – Leibniz Research Institute for Environmental Medicine, Germany
Title: UVB radiation-induced skin carcinogenesis: Impact of AHR signaling and UVA radiation
48th ASP Webinar (Junior Scientist Webinar)
Thursday, June 19, 2025, at 1:00–2:00 pm Eastern Time
Speaker 1: Michelle Verghese (MD-PhD Student, Dr. Yu-Ying He's Lab, University of Chicago)
Title 1: Targeting m6A demethylase FTO enhances UVB-induced DNA damage repair and suppresses skin tumorigenesis
Speaker 2: Brittany Rickard, PhD (Postdoctoral Fellow, Dr. Suzanne Fenton’s Lab, North Carolina State University)
Title 2: Photochemical Targeting of Chemoresistance Induced by Chronic Perfluoroalkyl Substances (PFAS) Exposure in Ovarian Cancer Cells
Speaker 3: Gagan Chhabra, PhD (Scientist I, Department of Dermatology, University of Wisconsin–Madison)
Title 3: A melanoma-specific immunoregulatory gene network analysis identifies MZB1 as a potential target
47th ASP Webinar
Thursday, June 5, 2025 at 6:00–7:00 pm Eastern Time
Speaker: Chikako Nishigori, MD, PhD
Professor Emeritus, Department of Dermatology, Kobe University, Japan
Title: UV Carcinogenesis – Update
46th ASP Webinar
Thursday, May 1, 2025 at 6:00–7:00 pm Eastern Time
Speaker: Katie Dixon, PhD
Senior Lecturer, Anatomy and Histology, School of Medical Sciences, University of Sydney, Australia
Title: Beyond sunscreen: vitamin D compounds in skin cancer prevention
45th ASP Webinar
Thursday, April 17, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Robert Perttilä
Biomedical Scientist, Modulight Corporation
Title: Development of next-generation light-achieved therapies with the help of preclinical laser systems
44th ASP Webinar
Thursday, April 3, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Giorgia Miolo, PhD
Associate Professor of Medicinal Analysis, Department of Pharmaceutical and Pharmacological Sciences, University of Padova, Italy
Title: Photostability of monoclonal antibodies (mAbs) and the implication on their safety and efficacy
43rd ASP Webinar
Thursday, March 6, 2025 at 10:00–11:00 am Eastern Time
Speaker: Premjit Juntongjin, MD
Associate Professor, Division of Dermatology, Chulabhorn International College of Medicine, Thammasat University, Thailand
Title: Mastering Photoprotection: Bridging Molecular Science and Clinical Perspectives
42nd ASP Webinar
Thursday, February 6, 2025 at 10:00–11:00 am Eastern Time
Speaker: Nitin Chattopadhyay, PhD, DSc, FASc, FNASc
Professor, Department of Chemistry, Jadavpur University, India
Title: Development of Potential Strategies from Simple Ideas
41st ASP Webinar
Thursday, January 2, 2025 at 1:00–2:00 pm Eastern Time
Speaker: Brian A. Pryor, PhD
CEO, BWtek Medical
Title: Photobiomodulation: Past, Current and Future
Sponsored by BWtek Medical
40th ASP Webinar
Thursday, December 5th, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Gerd P. Pfeifer, PhD
Professor, Department of Epigenetics, Van Andel Institute
Title: Mechanisms of DNA damage and mutations induced by UVA and UVB radiation
39th ASP Webinar
Thursday, November 7, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Girish Shah, PhD
Professor, Department of Molecular Biology, Medical Biochemistry and Pathology, Laval University, Faculty of Medicine, Quebec City (Quebec) Canada
Title: Roles of PARP1 in nucleotide excision repair of UV-induced DNA damage
38th ASP Webinar
Thursday, October 3, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Ryan D. McCulla, PhD
Professor, Department of Chemistry, Saint Louis University, St. Louis, MO, USA
Title: The rare single chromophore dual-release photochemistry of sulfoximines and sulfone diimines
37th ASP Webinar
Thursday, September 5, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Dae Joon Kim, PhD
Associate Professor, Department of Medicine and Oncology, School of Medicine, University of Texas Rio Grande Valley, Texas
Title: Tyrosine dephosphorylation signaling in the suppression of skin photocarcinogenesis
36th ASP Webinar
Thursday, July 18, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Carlos Frederico Martins Menck, PhD
Professor, Department of Microbiology, Institute of Biomedical Sciences, University of São Paulo, Brazil
Title: Sunlight oxidative impact in xeroderma pigmentosum variant mutagenesis and tumors
35th ASP Webinar
Thursday, June 6, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Sunil Kalia, MD
Associate Professor, Department of Dermatology and Skin Science, The University of British Columbia, Canada
Title: Assessment of optical biomarkers in the skin
34th ASP Webinar
Thursday, May 2, 2024 at 1:00–2:00 pm Eastern Time
Speaker: John-Stephen Taylor, PhD
Professor, Department of Chemistry, Washington University in St. Louis
Title: Non-adjacent anti pyrimidine dimers: An in vitro curiosity or an in vivo reality?
33rd ASP Webinar
Thursday, April 4, 2024 at 1:00–2:00 pm Eastern Time
Speaker: Jean Cadet, PhD
Professor, University of Sherbrooke, Canada
Editor-in-Chief, Photochemistry and Photobiology
Title: Contribution of oxidation reactions to the photochemistry of cellular DNA
32nd ASP Webinar
Thursday, March 7, 2024 at 6:00–7:00 pm Eastern Time
Speaker: Hironobu Ikehata, PhD
Associate Professor, Department of Medical Biochemistry, Tohoku University Graduate School of Medicine, Japan
Title: The wavelength dependence of UVR genotoxicity for mouse skin
31st ASP Webinar
Thursday, February 1, 2024 at 6:00–7:00 pm Eastern Time
Speaker: Jin Ho Chung, MD, PhD
Professor, Department of Dermatology, Seoul National University College of Medicine, South Korea
Title: UV regulates appetite and body weight
30th ASP Webinar
Thursday, January 4, 2024 at 6:00–7:00 pm Eastern Time
Speaker: Cheng-Che Eric Lan, MD, PhD
Professor and Chair, Department of Dermatology, Kaohsiung Medical University, Taiwan\
Title: Effects of Photon Density on UVB-induced Skin Carcinogenesis
29th ASP Webinar
Thursday, December 7, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Edward V. Maytin, MD, PhD
Associate Professor and Section Head of Molecular Dermatology, Cleveland Clinic
Title: The more the merrier: What else can we add to improve 5-ALA based photodynamic therapy of skin cancer?
28th ASP Webinar
Thursday, November 2, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Nabiha Yusuf, PhD, MSPH
Professor, Department of Dermatology and Epidemiology, University of Alabama at Birmingham
Title: Triggering receptor expressed on myeloid cells (TREM)-1 modulates cutaneous immune responses and prevents skin cancer.
27th ASP Webinar
Thursday, October 5, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Robert C. Smart, PhD
Professor, Department of Biological Sciences, North Carolina State University
Title: C/EBP transcription factors and lncRNAs regulate critical responses to UVB radiation that impact skin tumorigenesis.
26th ASP Webinar
Thursday, September 7, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Sherri A. McFarland, PhD
Professor, Department of Chemistry and Biochemistry, The University of Texas at Arlington
Title: Light-triggered Metallodrugs for Cancer Therapy: the Story of TLD1433
25th ASP Webinar
Thursday, August 3, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Michael G. Kemp, PhD
Assistant Professor, Department of Pharmacology and Toxicology, Wright State University
Title: Where do all the dimers go? On the fate of UV photoproducts in damaged DNA
24th ASP Webinar
Thursday, July 27, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Lesley Rhodes, BSc, MD, FRCP, FRSB
Professor of Dermatology and Photobiology, University of Manchester
Title: Evaluating Acute Responses of Human Skin to Ultraviolet Radiation
23rd ASP Webinar
Thursday, June 1, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Carlos E. Crespo-Hernández, PhD
Professor of Chemistry and Associate Dean for Research, College of Arts and Sciences, Case Western Reserve University
Title: No Oxygen, No Problem! Development of Photosensitizers for the Treatment of Cancer Cells under Anoxic Conditions
22nd ASP Webinar
Thursday, May 4, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Theresa M. Busch, PhD
Research Professor of Radiation Oncology, University of Pennsylvania
Title: The Dos, Don’ts and Don’t Knows of Dose Rate Effects in Photodynamic and Radiation Therapies
21st ASP Webinar
Thursday, April 6, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Ming-Lin Liu, MD, PhD
Research Assistant Professor of Dermatology, University of Pennsylvania
Title: Neutrophil NETosis and the effects of UVB on lupus flare – The effect of sun on skin is not only skin deep
20th ASP Webinar
Thursday, March 2, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Alexander Greer, PhD
Professor, Department of Chemistry, Brooklyn College of the City University of New York
Title: Deconvolution of Photooxidation Processes using Mechanistic, Biomimetic, and Synthetic Studies
19th ASP Webinar
Thursday, February 2, 2023 at 1:00–2:00 pm Eastern Time
Speaker: Mauricio S. Baptista, PhD
Professor of Biochemistry, University of São Paulo
Title: Mechanisms of photosensitized oxidation and the consequences to human health
18th ASP Webinar
Thursday, December 1st, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Sheera Adar, PhD
Jacob and Lena Joels Memorial Foundation Senior Lecturer, Department of Microbiology and Molecular Genetics, The Institute for Medical Research Israel-Canada and The Hebrew University of Jerusalem, Israel.
Title: Genomic characterisation of the interplay between UV induced DNA damages, chromatin and transcription
17th ASP Webinar
Thursday, November 3, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Shiyong Wu, PhD
Professor, Department of Chemistry & Biochemistry, Ohio University
Title: Friend or Foe? The Roles of cNOS in UV-induced Carcinogenesis
16th ASP Webinar
Thursday, October 6, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Christin Burd, PhD
Associate Professor, Departments of Molecular Genetics, Cancer Biology and Genetics, The Ohio State University
Title: Following the footprints of UV mutagenesis in mouse models of melanoma
15th ASP Webinar
Thursday, May 5, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Jayaraman Sivaguru, PhD
Distinguished University Professor and the Antonia and Marshall Wilson Professor, Associate Director for Center for Photochemical Sciences, Bowling Green State University
Title: Uncovering New Excited State Reactivity Through Rationale Design of Molecules
14th ASP Webinar
Thursday, April 7, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Bevin P. Engelward, ScD
Professor of Biological Engineering, Massachusetts Institute of Technology
Title: CometChip: High throughput technology for quantifying multiple classes of DNA lesions
13th ASP Webinar
Thursday, March 3, 2022 at 1:00–2:00 pm Eastern Time
Speaker: David E. Fisher, MD, PhD
Edward Wigglesworth Professor & Chairman, Department of Dermatology, Massachusetts General Hospital, Harvard Medical School
Title: Melanocytes and pigmentation: targets and participants in photobiological signaling
12th ASP Webinar
Thursday, February 3, 2022 at 1:00–2:00 pm Eastern Time
Speaker: Yu-Ying He, PhD
Professor of Medicine, Section of Dermatology, Department of Medicine, The University of Chicago
Title: RNA methylation in UV damage response and carcinogenesis
11th ASP Webinar
Thursday, December 2, 2021 at 1:00–2:00 pm Eastern Time
Speaker: Nihal Ahmad, PhD
“Nelson M. Hagan Class of 1929” Endowed ProfessorVice Chair for ResearchDepartment of Dermatology, University of Wisconsin School of Medicine and Public Health
Title: Prevention of photocarcinogenesis by dietary grape in SHK-1 hairless mice
10th ASP Webinar
Thursday, November 4, 2021 at 1:00–2:00 pm Eastern Time
Speaker: Georg T. Wondrak, PhD
Professor, Department of Pharmacology and ToxicologyDirector of Graduate StudiesCollege of Pharmacy, University of Arizona
Title: Exploring the Skin Exposome in Photodamage and Carcinogenesis: A Redox Perspective
9th ASP Webinar
Thursday, October 7, 2021 at 1:00–2:00 pm Eastern Time
Speaker: John Wyrick, PhD
Professor, Washington State University School of Molecular Biosciences
Title: Genome wide maps of rare and atypical UV photoproducts reveal distinct patterns of DNA damage formation in chromatin
8th ASP Webinar
Thursday, September 2, 2021 at 1:00-2:00 pm EST
Speaker: Jeffrey B. Travers, M.D., Ph.D., FAAD (Boonshoft School of Medicine at Wright State University)
Brage Golding Distinguished Professor for Research, Professor and Chair of Pharmacology & Toxicology, Professor of Dermatology
Title: Platelet-activating Factor as a Critical Mediator for UVB responses
7th ASP Webinar
Thursday, May 6, 2021 at 1:00–2:00 pm EST
Speaker: Andrzej Slominski, MD, PhD (University of Alabama at Birmingham)
Endowed Professor, Department of Dermatology, University of Alabama at Birmingham
Title: Photo-neuro-endocrinology: central role of the skin
6th ASP Webinar
Thursday, April 1, 2021 at 1:00–2:00 pm EST
Speaker: Keith Elkon, MD
Professor and Head, Division of Rheumatology, University of Washington (Seattle, WA)
Mart Mannik, MD-Lucile T. Henderson Endowed Professor in Rheumatology
Title: Solar power: the role of UV light in lupus
5th ASP Webinar
Thursday, March 4, 2021 at 1:00–2:00 pm EST
Speaker: Ben Van Houten, PhD (Professor, University of Pittsburgh)
Title: Shining light on how DNA repair proteins cooperate to process base damage: from single molecules to cells
4th ASP Webinar
Thursday, February 4, 2021 at 1:00–2:00 pm EST
Speaker: Dongping Zhong, PhD (Professor, The Ohio State University)
Title: Light Harvesting in Photoreceptor UVR8
3rd ASP Webinar
Thursday, December 3, 2020 at 1-2pm ET
Speaker: Cristina Flors, IMDEA Nanoscience in Madrid, Spain
Title: Nanoscale imaging of amyloid photodynamic damage
2nd ASP Webinar
Thursday, November 5, 2020 at 1:00–2:00 pm EST
Speaker: Russell N. Van Gelder, MD, PhD
Professor and Chair, Boyd K. Bucey Memorial Chair
Department of Ophthalmology, University of Washington School of Medicine (Seattle, WA)
Title: Non-visual opsins in retinal and extraretinal photoreception
1st ASP Webinar
Thursday, October 1, 2020
Speaker: Andrés Thomas of the National University of La Plata, Argentina.
Title: Degradation of biomolecules photoinduced by pterins, a model to understand type I photosensitized oxidations
