Constantine aka 'Kosti' Psimopoulos is a Kinesiologist by training and a bioethicist. He joined the faculty of Harvard's Initiative on Health, Spirituality and Religion, of which he is also an Administrator, and the Human Flourishing program as an Instructor of Epidemiology in 2024. He also holds an academic teaching position (Fellow) in the Department of Systems Biology at HMS, Scientific Citizenship Initiative, funded by the NIH (National Institutes of Health), tasked with developing ethics training modules and a new curriculum employing simulation-based pedagogy for genetics researchers and future scientists at the Medical School. He has another research appointment in Global Health and Social Medicine and the Center for Bioethics at HMS, and finally a third appointment as a Course Developer (Course Development Fellow) in a new joint HMS/HSPH (Harvard Medical School and Harvard T.H. Chan School of Public Health) Initiative on Racism in Health and Scientific Research.

As a guest Lecturer, he joined a teaching team of three Harvard Instructors introducing this module taught to all Doctoral students (many in the MD/PhD programs), as part of the Responsible Conduct in Science MED SCI 300 course.

In 2023, Kosti was invited by (the late) Brooke Ellison of Stony Brook University to serve as Director on the Board of the newly established Harvard Alumni Disability Alliance (HADA), and was assigned to its Strategic Planning Committee, spearheading a comprehensive plan, alongside wonderful colleagues under the motto "Nihil Sine Nobis" (Nothing About Us Without Us). HADA's mission "as a community is to provide a forum for Harvard alumni, faculty, and others to promote opportunities, participation, inclusion, and civil and human rights for people with disabilities".

He has previously served as a Faculty Coordinator at the Center on Causes and Prevention of Cardiovascular Disease at the Harvard T.H. Chan School of Public Health (HSPH) and at the Department of Cell Bio at Harvard Medical School from 2019-2022. Constantine also served by appointment on the Dean’s Advisory Committee on Diversity and Inclusion (DACDI) (Dean of HSPH, Angelopoulos Professor Michelle Williams), where he had been assigned to the Strategic Planning and Implementation working group(s). 

An alumnus of Harvard Medical School, he received graduate training in Bioethics, pursuing an MBE degree at the Center for Bioethics of Harvard Medical School, having been awarded the Inaugural HMS Dean's Scholarship based on "academic excellence, persistence, resilience, and a commitment to advancing the position of the underserved and the underrepresented in the biomedical sciences". At Harvard Medical School, Kosti has also served by appointment as Director of Policy and Advocacy (2021-2022) and in 2022-2023 was elected President of Harvard Medical School's MS Council, and asked to serve on the Harvard Graduate Council Advocacy Committee. Constantine was selected by the Dean of Harvard Medical School (Graduate Education) to give the student (valedictorian) address at the HMS graduation entitled: “In pursuit of A Moral Awakening in Medicine & Healthcare: An ethics of Sympraxis.” An article with an excerpt from his speech, including words inspired by the late and great Paul Farmer, was published under news and research at an HMS article. 

Constantine's new theological bioethics book project is the translation of Therese Lysaught's edited book on Paul Farmer's praxis and theological ethics, entitled: "A Prophet to the Peoples: Paul Farmer's Witness and Theological Ethics." into Greek. 

Kosti conducted his capstone research project on disability bioethics at Spaulding Rehabilitation Hospital, investigating clinical and organizational ethics parameters within rehabilitation in Adaptive Sport Medicine and the Adaptive Sports Clinics (SASC). He also served on the Ethics Advisory Committee of the Hospital and SRN. 

He has matriculated in a Doctor of Bioethics degree, at the Stritch School of Medicine, Loyola University of Chicago, Neiswanger Institute for Bioethics and Healthcare Leadership, specializing in Moral Theology (Theological Bioethics) and Public Health and Systems Ethics.

Constantine has recently accepted a new role as Director of the Division of Bioethics, Research Institute, Orthodox Academy of Crete, which is under the auspices of the Ecumenical Patriarchate of Constantinople. Under that role, he inaugurated a conversation on Bioethics and Orthodoxy on Thanksgiving Day 2023, featuring Prof. Manolis Kellis from MIT. This first dialogue was on the theme of AI, Bioethics and Orthodoxy. 

He is especially interested in the intersection of AI and Bioethics, and was recently asked to be a panelist at the new Ethics Roundtable series from the American Association for Practical Ethics (APPE), entitled: Innovation with Responsibility: Ethics and the Applied Uses of AI - Ethics Roundtable from APPE 

At Johns Hopkins University Constantine started teaching a new course, of bioethics nature, (since the Summer of 2023) entitled "Playing God: The Ethics of Human Subjects Research".  

Constantine is married to a Harvard Classics Faculty member, Calliope Dourou-Psimopoulos. His hobbies include learning new foreign languages (Constantine can communicate in English, Greek, German, French and Italian), playing piano and guitar, traveling around the world together with Calliope and his son Spyro (an aspiring zoologist) and daughter Erato (an artist and aspiring singer), and dreaming endlessly.