Dr. John P. Toscano, Professor
New Chemistry Building 115
Dr. Toscano received his baccalaureate degree from Princeton University in 1987 where he graduated magna cum laude in chemistry and his PhD in organic chemistry from Yale University in 1993. Upon completion of a National Institutes of Health postdoctoral fellowship in organic chemistry at Ohio State University, he joined the Johns Hopkins University Department of Chemistry as an Assistant Professor in 1995. He became a full Professor in 2003, Vice-Chair of the Department in 2004 and served as Chemistry Department Chair from 2005 to 2011, 2013 to 2014, and 2021 to 2024. He served as Vice Dean for Natural Sciences from 2014 to 2020 before accepting the position of Interim Dean of the Krieger School of Arts and Sciences (KSAS) from 2020 to 2021. Since 2021, Dr. Toscano has served as Chair of the Center for Biotechnology Education in the KSAS Advanced Academic Programs Division.
Dr. Toscano was an AT&T Bell Laboratories Ph.D. Scholar and received the Richard Wolfgang Memorial Prize for distinguished graduate work in chemistry. Since his appointment at Johns Hopkins, he has received the Camille and Henry Dreyfus New Faculty Award, a National Science Foundation Faculty Early Career Development Award, the Camille Dreyfus Teacher-Scholar Award, Alfred P. Sloan Foundation Fellowship, Senior Membership in the National Academy of Inventors, and the 2025 Maryland Chemist of the Year Award from the American Chemical Society-Maryland Section.
Graduate Students
Jinjing Gu
4th year PhD Candidate
B.S. Chemistry, minor Biology—Boston University
Qi (Seven) Liu
4th year PhD Candidate
B.S. Bioengineering—Shanghai University
Daniel Liu
3rd Year PhD Candidate, Chemistry-Biology Interface (CBI) Program
B.S. Biochemistry/Chemistry—University of California, San Diego
Jordan Lamar
3rd Year PhD Candidate
B.S. Chemistry (Chemical Biology), B.A. Biology—Brandeis University
Andrew Thampoe
Research Assistant
B.A/M.A Chemistry—Johns Hopkins University
Undergraduate Students
Ryan Braga—Expected Class of 2026
Nash Minor—Expected Class of 2027
Brandon Pho—Expected Class of 2029
| Former Graduate Students and Lab Members | Former Undergraduate Students |
| Chengximeng (Kelsey) Zhang (2026) Deborah Rodriguez (Masters) Blaze Pharoah (2022) Sahil Aggarwal (2022) Jessica Zarenkiewicz (2022) Saghar Nourian (2017) Christoper Bianco (2017) Tyler Chavez (2016) Daryl Guthrie (2014) Gizem Keceli (2014) Meredith Cline (2012) Art Sutton (2012) Anthony Evans (2010) Yonglin Liu (2006) Preeya Kapur (Masters) Andrew Cohen (2006) Christopher Pavlos (2006) Raechelle D’Sa (Masters) Hua Xu (2005) Dan Brady (Masters) Walter Wasylenko (2004) Emily Yourd (Masters) Brett Showalter (2002) Yuhong Wang (2002) Dr. Vinayak Khodade (research scientist) Dr. Tevye Celius (postdoc) Dr. Mani Bushan (postdoc) Dr. Yuri Ivanov (postdoc) Dr. Patrick Ruane (postdoc) Dr. Naod Kebede (postdoc) Dr. Alexander Nikolaitchik (postdoc) Dr. Sanjay Srivastava (postdoc) | Andrew Thampoe (2025) Hanna Ketsela (2025) Klaire Bradley (2025) Michael Yoo (2025) Joelle Popa (2024) Neina Lully (2023) Ava Neijna (2023) Sarah Porche (2022) Alexander Eremiev (2021) Eric Bao (2021) Emily Presseller (2018) Zachary Zilber (2017) Robert Lesko (2017) Alexander Kossak (2017) Lucas Axiotakis (2016) Anna Kataki-Anastasakou (2015) Cyrus Takahashi (2014) Anthony Collins (2013) Anthony Ho (2013) Iris Trutzer (2013) Matthew Morris (2012) Nam Kim (2011) Adiya Katseff (2011) Whitney Grither (2009) |
The group, 2024
Some past and present group members at John’s Maryland Chemist of the Year award ceremony
The group, 2021
The group, 2019
The group, 2014
