Obituary Richard Gordon (1943-2026)

by Vandana Vinayak |

The International Society for Diatom Research (ISDR) sadly announces the passing of Professor Richard Gordon, an extraordinary theoretical biologist whose originality, intellectual courage, and wide ranging curiosity transformed diatom research and influenced many areas of science. Throughout his life, Prof Gordon brought together mathematics, physics, biology, engineering, and imagination in ways that inspired entirely new ways of thinking about living systems and their possibilities.

Prof Richard Gordon was born in the United States on 6 November 1943. He began his academic life in mathematics and received his Bachelor of Science degree from the University of Chicago in 1963. He later moved into Chemical Physics and earned his PhD from the University of Oregon in 1967 under the supervision of Terrell L. Hill. Even in his earliest work, one can see the themes that would shape his scientific journey: growth, form, self organization, and the question of how biological structures emerge.

After postdoctoral work in theoretical biology at the State University of New York at Buffalo, Prof Gordon built a career remarkable for both its breadth and independence. In 1978 he joined the University of Manitoba, where he remained until retirement in 2011 and was later named Professor Emeritus. Retirement did not slow him. Instead, it opened another chapter of scientific exploration through his continued association with the Gulf Specimen Marine Laboratory and Aquarium, where he remained actively engaged in developmental biology, morphogenesis, origin of life research, astrobiology, and diatom science.

Among his many scientific achievements, he became internationally known for co developing the Algebraic Reconstruction Technique (ART) in 1970. This mathematical innovation transformed three dimensional imaging and became one of the foundations of modern computed tomography and biological visualization. The work remains one of his most highly recognized scientific contributions.

His pioneering work with Robert W. Drum, 1994  on the chemical basis of diatom morphogenesis changed the way scientists think about diatom structure. He proposed that the remarkable silica architecture of diatom frustules does not arise through passive mineral deposition but through a dynamic interaction of biological and physical processes. From these ideas emerged another field in which Prof Gordon became a visionary: Diatom nanotechnology. Long before biomimetic engineering became widely recognized, he understood that diatoms represented naturally evolved nanoscale fabrication systems. He first became acquainted with diatoms in 1970 when he published a model of capillarity for the gliding motility of the diatoms in the Proceedings of the National Academy of Sciences of the United States of America. He then developed a diffusion-limited aggregation model of diatom morphogenesis, which led to the first paper on diatom nanotechnology in 1988. In 2003 he organized the first workshop on diatom nanotechnology. Through influential papers including Star Trek Replicators and Diatom Nanotechnology and The Glass Menagerie, 2009: Diatoms for Novel Applications in Nanotechnology, he explored how diatoms might contribute to photonics, biotechnology, advanced materials, renewable energy, and sustainable engineering. His contribution to the diatom community extended beyond research papers. Prof Gordon played a central role in developing the Diatoms: Biology and Applications book series and helped build a scholarly platform that brought together scientists from biology, engineering, physics, materials science, and nanotechnology. Through numerous edited volumes covering microscopy, morphogenesis, motility, biofuels, and emerging applications, he helped create a body of work that continues to inspire researchers worldwide.

His final authored book, Oh Omnivore! The Path of an Eclectic Theoretical Biologist, reflected both his scientific journey and his philosophy of life. In that book, Prof Gordon described encounters with scientists across generations and disciplines and shared reflections on research culture, collaboration, and scientific creativity. The book captures what many colleagues recognized throughout his life: Prof Gordon was never limited by disciplinary boundaries. He approached science as a continuous conversation across ideas. His contributions extended far beyond diatoms. His theories of differentiation waves and morphogenesis challenged traditional views of development and proposed that biological organization involves principles extending beyond genes alone. These ideas continue to inspire researchers working to understand how form and complexity emerge in living organisms.

One of his many collaborations and mentee was Dr. Vandana Vinayak, Assistant Professor at Dr. Harisingh Gour Vishwavidyalaya, India. Together they explored sustainable diatom technologies while preserving living biological systems. At the center of this collaboration was Prof Gordon’s idea of diatom milking, 2009 (ACS) a concept that proposed continuous harvesting of oils and metabolites from living diatoms without destroying the producing biomass. Rather than treating algae as disposable material, Prof Gordon imagined maintaining diatoms living systems capable of repeated harvesting oil production instead of extraction. This concept influenced research directions in regenerative bioeconomy and sustainable biofuel development and contributed to the development of Diafuel™ (Biofuel from diatoms), later trademarked by Indian Patent House. These ideas expanded into studies exploring diatoms as biological solar platforms, leading to research support to Dr Vinayak through DST Nanomission, Indian Institute of Technology, INUP, NCPRE, Bombay Government of India, for economically viable Diafuel^TM in self sustainable reactors which let diatoms ooze oil without killing them, this device was patented with Prof Gordon with other lab mates of Dr Vinayak in 2025 capturing wide media attention. Just like he influenced the way of thinking for Dr Vinayak there are many hundreds and thousands of scholars who were mentored by him as seen via his long skype meeting agenda witnessed by Dr Vinayak. As a tribute to his enduring influence on her academic journey, Dr Vinayak have renamed her laboratory:

Diatom Nanoengineering and Metabolism – Richard Gordon Laboratory (DNM)^RG Lab

In 2019 Prof Gordon introduced another original idea known as “Bubble farming” with Prof Benoit Schoefs, Dr Clifford R Merz, Shawn Gurke. The idea was brought into action via multiple experiments done by Dr Vinayak laboratory together with Prof Gordon constant mentorship to test bubble farming in plastic plastic bubble wraps as a cultivation materials and gas exchange to create efficient, low cost methods for growing diatoms. The work resulted in publication in Science of the Total Environment and reflected cultivation systems suitable for arid and desert environments where diatoms could produce not only oils but also valuable metabolites and renewable materials in closed bubble wraps with zero water loss and contamination. Prof Gordon’s imagination reached beyond Earth itself. Together with Ira Rai, a young undergraduate aerospace engineer, and collaborators including Dr. Vinayak, he explored the possibility of ‘Terraforming Mars using microalgae, especially diatoms’. Their work envisioned future roles for diatoms in oxygen production, carbon capture, biomass generation, and biological transformation of extraterrestrial environments.

Yet those who worked with Prof Gordon remember not only his ideas but also his humanity. He maintained long Skype conversations, wrote countless letters and messages, and welcomed discussion with people regardless of age or position. He encouraged school students, young researchers, and senior scientists with equal enthusiasm. He believed that discovery belonged to anyone with imagination and curiosity.

Across more than 300  publications and 17 books and edited volumes, Prof Richard Gordon remained devoted to crossing boundaries and asking questions others had not yet imagined. He leaves behind not only theories and technologies, but a way of doing science rooted in openness, generosity, and wonder. His influence lives on in diatom research, theoretical biology, and in the many people around the world who continue to think differently because of him. Among his 17 books, three are the most challenging and comprehensive achievements: The Hierarchical Genome and Differentiation Waves: Novel Unification of Development, Genetics and Evolution (1999), Embryogenesis Explained (with Natalie Gordon, 2016) and Oh Omnivore! 2025 which see the most important and far-reaching advances in understanding of biological morphogenesis.

 

Link to his books are : Prof Richard (Dick) Gordon Books Theoretical biologist