Daniel Thomas, UTC Pioneer

Pro­fesseur des uni­ver­sités, dès 1979, Daniel Thomas est entré à l’UTC le 1er mai 1974. Sa car­rière reste insé­para­ble de la réus­site de l’UTC à laque­lle il con­tribua de manière excep­tion­nelle. L’UTC perd l’une de ses plus hautes per­son­nal­ités dans le ray­on­nement sci­en­tifique inter­na­tion­al sur les biotech­nolo­gies dont il est à l’initiative. Ses qual­ités humaines res­teront à jamais gravées dans nos mémoires. Voici les pre­miers hom­mages que nous avons reçus de la part, entre autres, de cer­tains de ses amis de longue date. Nous con­tin­uerons à pub­li­er ces hom­mages dans les pages d’Interactions, en mémoire du grand homme qu’était Daniel Thomas.

Pro­fes­sor Daniel Thomas, a tru­ly mar­vel­lous sci­en­tist and for me a great friend, left us bereaved. I also mea­sure the loss for UTC, for France and for Europe inas­much as he was one of the world lead­ers in biotech­nolo­gies, in par­tic­u­lar in enzyme engineering.

Daniel was a great sci­en­tist, who pos­sessed an acute sense for cre­ativ­i­ty. As a pro­fes­sor, he made some ear­ly cap­i­tal dis­cov­er­ies that enhanced UTC’s world-class posi­tion in his fields – he was the University’s Vice-Pres­i­dent when he deceased. He and I enjoyed a very cre­ative rela­tion­ship, both on the per­son­al and pro­fes­sion­al lev­els. Today, for exam­ple, one of my most tal­ent­ed PhD stu­dents, Dr Karsten Hapt, today Pro­fes­sor at UTC, came from this school. Today he is a bril­liant pio­neer in biotech­nolo­gies espe­cial­ly in mol­e­c­u­lar print­ing process­es. Well-known by sci­en­tists and entre­pre­neurs round the world, Pro­fes­sor Daniel Thomas had that fan­tas­tic capac­i­ty to set up new con­tacts between com­pa­nies and research estab­lish­ments. Daniel Thomas also worked hard to organ­ise sci­en­tif­ic meet­ings and I per­son­al­ly recall one such inter­na­tion­al con­fer­ence held in Com­pieg­ne, which end­ed on a mag­nif­i­cent recep­tion at Ver­sailles. I should also men­tion that I was award­ed an Hon­oris Causa doc­tor­al degree at the hands of Pres­i­dent Prof. Alain Stor­ck and by Bernard Beign­er, Rec­tor of the Acad­e­my of Amiens. This was a great hon­our for me, 10 years after the famous Pro­fes­sor Marc Van Mon­tagu, co-lau­re­ate of the 1998 Japan Prize (1998).

Pro­fes­sor Daniel Thomas was a won­der­ful, out­stand­ing per­son, open-mind­ed, pos­i­tive-think­ing and who pos­sessed, more­over, a fan­tas­tic mem­o­ry. I recall as if it was yes­ter­day an inci­dent that took place when we at the Uni­ver­si­ty of Lund in Swe­den had invit­ed Daniel Thomas to join a the­sis jury. I must under­line that defend­ing a the­sis is a high­ly respect­ed process in Swe­den and I try to invite the very best oppo­nents to the event, as if it was a Nobel Prize delib­er­a­tion. When it was Daniel Thomas’ turn to speak – the jury sit­ting behind a table, fac­ing the PhD can­di­date, with some hun­dred per­sons also present in the room, I not­ed he did not have the the­sis open (run­ning between 100 and 200 pages) and he began “On page 38, you mis­wrote a sci­en­tif­ic formula …”

The jury and guests were stag­gered by his mem­o­ry of the facts and fig­ures. I could write a book about you, Daniel, but I hope these few lines will con­vey how much my feel­ing for you were strong. Sci­ence has lost a great man, far too early.

Mos­bach Emer­i­tus pro­fes­sor Klaus Lund Uni­ver­si­ty, Sweden

A builder at heart

In all my career, I think I have rarely met any­one as dynam­ic and for­ward-think­ing. I met Daniel Thomas in 1972, when I was fin­ish­ing my own PhD the­sis, and Daniel was a young research sci­en­tists engaged by the Charles Nicolle Hos­pi­tal in Rouen. Even in those days his enthu­si­asm was com­mu­nica­tive and his research work held the rich promise of things to come. 

The year before, my col­league René Lefever had met with Daniel Thomas dur­ing a sci­ence school in Aus­sois and he had imme­di­ate­ly iden­ti­fied the high inter­est in Daniel’s work when he began to immo­bi­lize enzymes. Con­se­quent­ly, he invit­ed Daniel to come to the Free Uni­ver­si­ty of Brus­sels (ULB) at a con­fer­ence where he met Pro­fes­sor Ilya Pri­gogine (Nobel Prize for Chem­istry, 1977). Daniel’s research at the time relat­ed to the bi-sta­bil­i­ty of mem­branes with embed­ded enzymes and to Prigogine’s work on auto-orga­ni­za­tion and dis­si­pa­tive struc­tures. Daniel’s work led to a pub­li­ca­tion in Nature in 1974, with the title “Mem­o­ry in enzyme mem­branes”. In the ear­ly 1980s, Ilya Pri­gogine orga­nized a meet­ing between Daniel Thomas and Jacques Solvay, Chair­man of the Solvay Com­pa­ny with whom Daniel col­lab­o­rat­ed on this ques­tion of immo­bi­lized enzymes. Fol­low­ing this, Daniel came fre­quent­ly to ULB where he was appoint­ed Pro­fes­sor to the Solvay Chair of Chem­istry (1982–1983). He was able to give a 2 hour lec­ture with­out a sin­gle note and that real­ly impressed us a lot! At UTC, he built up a team of keen, dynam­ic, young research sci­en­tists and he lent his strong impe­tus to their work. 

Fol­low­ing my first meet­ing with Daniel Thomas, in the frame­work of my own PhD work, I had begun an annex the­sis on a sub­ject that he was study­ing is his own lab­o­ra­to­ry at that time. I went to see him sev­er­al times in Rouen and then at UTC where he was appoint­ed when it began – with him, I recall was his math­e­mati­cian friend Jean-Pierre Kern­evez, who died unfor­tu­nate­ly and far too soon. Both men were close to each oth­er: Daniel had under­stood long before oth­ers ion the sci­en­tif­ic com­mu­ni­ty the poten­tial of mod­el­ling life func­tion in biol­o­gy and the com­ple­men­tar­i­ty between exper­i­men­tal and the­o­ret­i­cal work. I saw Daniel Thomas many times over the fol­low­ing years. When I did a post-doc at the Weiz­mann Insti­tute, in Israel, in 1973–1975, we were work­ing (all three of us) with René Lefever, on an arti­cle that was nev­er in fact pub­lished. Daniel had some­how for­got­ten our man­u­script in a desk draw­er and the final edit­ing touch­es were nev­er made! The rea­son was sim­ple enough: already Daniel had many dossiers mov­ing for­ward in par­al­lel and he nev­er stopped. A true vision­ary, a cre­ative, a builder at heart! 

But then our ways part­ed, with dif­fer­ent research inter­ests – myself con­cen­trat­ing on mod­el­ling life bio­log­i­cal rhythms and Daniel on more biotech­no­log­i­cal affairs. I held him in high­est esteem. He indeed con­tact­ed me sev­er­al year ago to join a meet­ing of UTC’s Sci­ence Advi­so­ry Com­mit­tee and I was so sor­ry to have to turn down the invi­ta­tion, for sheer lack of time and the meet­ing would have giv­en me the oppor­tu­ni­ty (and the plea­sure) to see him once more. I shall always recall his pen­e­trat­ing, laugh­ing almost bawdy eyes, bor­der­ing on the mali­cious. Thus I was not undu­ly sur­prised at learn­ing the scope of his research activ­i­ties and the appli­ca­tions in the biotech­no­log­i­cal sec­tors. Here was a man of excep­tion, whose mem­o­ry will remain engraved in my heart and mind 

Pro­fes­sor Albert Gold­beter Chair of The­o­ret­i­cal Chrono­bi­ol­o­gy Fac­ul­ty of Sci­ence Free Uni­ver­si­ty, Brussels

The link between academic and industrial spheres

Daniel Thomas and I met in 1981 at a con­fer­ence in Tokyo. As a pio­neer in GMOs, I explained all that I thought pos­si­ble to cre­ate from plant sources and he imme­di­ate­ly real­ized the prime con­tri­bu­tion that life sci­ences could offer for the future of our soci­eties, where­as he was a PhD in Physics. 

Often sci­en­tists like to present them­selves as lead­ers in their basic research field of spe­cial­ties, with no con­cern as to pos­si­ble appli­ca­tions of their work. But Daniel Thomas, with his func­tions at UTC and also at the Nation­al Acad­e­my for Tech­nolo­gies of France (NATF) felt that it was his duty to inform of progress made in the lab­o­ra­to­ries those where he saw a promis­ing out­let. He was the anchor-man between the aca­d­e­mics and the indus­tri­al­ists in biotech­nolo­gies, even if basi­cal­ly he was a lec­tur­er and a research sci­en­tist above all else. He was endowed with a mar­vel­lous intel­li­gence and charmed every­one. He was at ease when com­mu­ni­cat­ing with any spe­cial­ists, no mat­ter the sub­ject, and this alone enabled him to move sci­en­tif­ic bound­aries for­ward and with them the appli­ca­tions in many areas. He was an hon­est man, able to build a vast net­work of faith­ful friends and oth­ers who lis­tened to him, to advance themselves. 

At the end of the 1990s the ecol­o­gy groups decid­ed to con­demn GMOs via ide­o­log­i­cal slo­gans with no sci­en­tif­ic base; this was a dif­fi­cult peri­od for Daniel Thomas. No politi­cian at the time – espe­cial­ly in France – had the courage to defend a sci­en­tif­i­cal­ly sound point of view, and this led to a halt of research in the GM fields. But Daniel Thomas was made of stern­er stuff and that was his great mer­it. He reori­ent­ed his work to fer­men­ta­tion and use of organ­ic wastes as pos­si­ble ener­gy sources. This bio-sourced ener­gy has a promis­ing future ahead in France, if the coun­try wish­es to exit nuclear pow­er pro­duc­tion and does not wish to exploit shale gas sites. Green car­bon (in plants and organ­ic wastes) can replace fos­sil car­bon and thanks to Daniel’s fore­sight, UTC is in an excel­lent posi­tion here. He also worked on the devel­op­ment of catalysing pro­teins capa­ble of pro­duc­ing future raw mate­ri­als with abun­dant bio-sourced com­po­nents for the plas­tic indus­try sec­tor, to replace petro­le­um by-prod­ucts. Unfor­tu­nate­ly the world of research does not have suf­fi­cient means to move ahead as fast as the demo­graph­ic chal­lenges and cli­mate change. Life itself is too short: Daniel Thomas left us at the age of 68 while I am here at 81 and I still see myself as a young debutant. 

Pro­fes­sor Baron Marc Van Mon­tagu Uni­ver­si­ty of Ghent, Bel­gium Japan Prize 1998

Le magazine

Avril 2024 - N°62

Faire face aux enjeux environnementaux

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