{{Short description|American podiatric surgeon and researcher}} {{for|the British scientist|David Gilford Armstrong}}{{Infobox author | name = David G. Armstrong | image = Armstrong Headshot USC 2018.main.jpg | caption = | birth_date = {{birth date and age|1969|02|18}} | birth_place = Santa Maria, California, U.S. | occupation = Physician, Researcher | notableworks = University of Texas Wound Classification System, Instant Total Contact Cast, "Diabetic Foot in Remission" concept }}
'''David G. Armstrong''' (born February 18, 1969) is an American podiatric surgeon and academic known for his work in diabetic foot care, wound healing, and limb preservation. He is a Distinguished Professor of Surgery and Neurological Surgery at the University of Southern California (USC), where he directs the university's Center to Stream Healthcare in Place (C2SHiP), a National Science Foundation–funded initiative focused on advancing home-based health technologies and care models.<ref>{{Cite web |title=C2SHIP: Center to Stream Healthcare in Place |url=https://c2ship.org/ |access-date=2025-08-15 |website=C2SHIP |language=en-US}}</ref> Armstrong is the founding president of the American Limb Preservation Society (ALPS) and co-founder and co-chair of the International Diabetic Foot Conference (DFCon), the largest annual international symposium on the diabetic foot in the world.<ref>{{Cite web |title=DFCon - International Diabetic Foot Conference |url=http://www.dfcon.com |access-date=2025-12-15}}</ref> He also co-founded the Southwestern Academic Limb Salvage Alliance (SALSA) and has contributed to the development of interdisciplinary strategies for managing chronic limb-threatening ischemia and preventing diabetes-related amputations.
== Early life and education ==
David G. Armstrong was raised in Santa Maria, California. His father, Leo N. Armstrong, was a podiatrist.<ref>"Treating the absence of pain while keeping people moving: worth a life's work: An Interview with David G. Armstrong", Diabetic Management, 3:1-5, 2013</ref>
After attending the Dunn School in Los Olivos, California, Armstrong attended Occidental College in Los Angeles and later the California College of Podiatric Medicine, where he graduated with honors.<ref>{{Cite web|url=http://www.samuelmerritt.edu/podiatric_medicine|title = Doctor of Podiatric Medicine | Samuel Merritt University}}</ref> Armstrong performed his residency at the Kern Hospital for Special Surgery in Detroit.<ref>{{Cite web |title=Diabetic Foot |url=http://diabeticfootonline.com/Diabetic_Foot_Online/Patients.html |archive-url=https://web.archive.org/web/20110710123007/http://diabeticfootonline.com/Diabetic_Foot_Online/Patients.html |archive-date=2011-07-10 |access-date=2010-08-24}}</ref> He holds a Master of Science in Tissue Repair and Wound Healing from the University of Wales College of Medicine and a PhD from the University of Manchester College of Medicine.<ref>{{Cite web |title=David G. Armstrong |url=https://keck.usc.edu/faculty-search/david-g-armstrong/ |access-date=2025-12-15 |website=Keck School of Medicine of USC |language=en-US}}</ref>
== Career ==
Armstrong began his academic career at Rosalind Franklin University of Medicine and Science, where he served as Professor of Surgery and Associate Dean at the Scholl College of Podiatric Medicine.<ref>{{Cite web |title=Podiatry Management Online |url=https://podiatrym.com/search3.cfm?id=18511 |access-date=2025-12-15 |website=podiatrym.com}}</ref> He later moved to Tucson and accepted an offer at the University of Arizona.<ref>{{Cite web |title=Podiatry Management Online |url=https://podiatrym.com/search3.cfm?id=20353 |access-date=2025-12-15 |website=podiatrym.com}}</ref> In 2017, Armstrong was honored as University Distinguished Outreach Professor of Surgery—the first ever in the history of the University of Arizona's Department of Surgery.<ref>{{Cite web|url=https://diabeticfootonline.com/2017/03/18/salsas-armstrong-named-university-of-arizona-distinguished-outreach-professor-uamedtucson|title = SALSA's Armstrong Named University of Arizona Distinguished Outreach Professor @UAMedTucson|date = 18 March 2017}}</ref>
Following the University of Arizona, Armstrong accepted a position at the Keck School of Medicine of the University of Southern California's Department of Surgery, where he was later named Distinguished Professor of Surgery and Neurological Surgery.<ref>{{Cite web |title=Surgery |url=https://keck.usc.edu/surgery/ |access-date=2023-06-22 |website=Surgery |language=en-US}}</ref> In 2025, USC bestowed upon Armstrong the title of Distinguished Professor—one of the university's highest academic honors—making him the first Doctor of Podiatric Medicine to receive this distinction at USC.<ref>{{Cite web |title=2025 Faculty Honorees |url=https://academichonors.usc.edu/2025-faculty-honorees/ |access-date=2025-12-15 |website=USC Academic Honors}}</ref><ref>{{Cite web |title=USC Names David Armstrong, ALPS Founding President, A Distinguished Professor |url=https://limbpreservationsociety.org/news/historic-appointment-usc-names-david-armstrong-alps-founding-president-a-distinguished-professor/ |access-date=2025-12-15 |website=ALPS}}</ref>
== Research ==
Armstrong's research focuses on diabetic foot care, wound healing, limb preservation, and the application of wearable health technologies to remote patient monitoring. He has produced more than 740 peer-reviewed research papers and over 120 books or book chapters.<ref>{{Cite web |title=David G. Armstrong |url=https://keck.usc.edu/faculty-search/david-g-armstrong/ |access-date=2025-12-15 |website=Keck School of Medicine of USC}}</ref> As of December 2024, his work has been cited over 80,000 times, with an h-index of 125.<ref>{{Cite web |title=David G. Armstrong Google Scholar |url=https://scholar.google.com/citations?user=7qcJ5rMAAAAJ&hl=en |access-date=2025-12-15 |website=Google Scholar}}</ref><ref>{{Cite web |title=USC Podiatric Surgeon Prof. David G. Armstrong Sets a New Record with Over 80,000 Citations and an h-index of 125 |url=https://diabeticfootonline.com/2024/12/11/usc-podiatric-surgeon-prof-david-g-armstrong-sets-a-new-record-with-over-80000-citations-and-an-h-index-of-125-actagainstamputation-diabeticfoot/ |date=2024-12-11 |access-date=2025-12-15 |website=Diabetic Foot Online}}</ref> He is the leading researcher in the diabetic foot and wound healing as measured by h-index and impact by bibliometric studies and expertscape.<ref>{{Cite journal |last1=Zhao |first1=Xiao-Peng |last2=Li |first2=Da |last3=Li |first3=Cui-Liu |last4=Zhang |first4=Yun-Na |last5=Zhao |first5=Nai-Rui |last6=Xu |first6=Jin-Xiu |date=2023-06-30 |title=Knowledge mapping of diabetic foot research based on Web of Science database: A bibliometric analysis |journal=Medicine |volume=102 |issue=26 |article-number=e34053 |doi=10.1097/MD.0000000000034053 |issn=1536-5964 |pmid=37390232|pmc=10313247 }}</ref><ref>{{Cite web |date=2021-11-10 |title=@USC Podiatric Surgeon Armstrong Named World's Top Ranked Expert on Diabetic Foot From 2011-2021 by Expertscape |url=https://diabeticfootonline.com/2021/11/09/usc-podiatric-surgeon-armstrong-named-expertscape-worlds-top-ranked-expert-on-diabetic-foot-from-2011-2021/ |access-date=2024-03-14 |website=diabeticfootonline.com |language=en-US}}</ref><ref>{{Cite journal |last1=Deng |first1=Pin |last2=Shi |first2=Hongshuo |last3=Pan |first3=Xuyue |last4=Liang |first4=Huan |last5=Wang |first5=Shulong |last6=Wu |first6=Junde |last7=Zhang |first7=Wei |last8=Huang |first8=Fasen |last9=Sun |first9=Xiaojie |last10=Zhu |first10=Hanjie |last11=Chen |first11=Zhaojun |date=2022-01-27 |title=Worldwide Research Trends on Diabetic Foot Ulcers (2004–2020): Suggestions for Researchers |journal=Journal of Diabetes Research |language=en |volume=2022 |article-number=e7991031 |doi=10.1155/2022/7991031 |doi-access=free |pmid=35127951 |pmc=8813288 |issn=2314-6745}}</ref>
Armstrong's key contributions to the field include the University of Texas Wound Classification System,<ref>{{cite journal |vauthors=Armstrong DG, Lavery LA, Harkless LB |title=Validation of a diabetic wound classification system. The contribution of depth, infection, and ischemia to risk of amputation |journal=Diabetes Care |volume=21 |issue=5 |pages=855–9 |date=May 1998 |pmid=9589255 |url=http://care.diabetesjournals.org/cgi/pmidlookup?view=long&pmid=9589255 |doi=10.2337/diacare.21.5.855|s2cid=29264040 |url-access=subscription }}</ref> the Instant Total Contact Cast,<ref>{{cite journal |vauthors=Armstrong DG, Lavery LA, Wu S, Boulton AJ |title=Evaluation of removable and irremovable cast walkers in the healing of diabetic foot wounds: a randomized controlled trial |journal=Diabetes Care |volume=28 |issue=3 |pages=551–4 |date=March 2005 |pmid=15735186 |doi=10.2337/diacare.28.3.551|doi-access=free }}</ref> the Diabetic Foot Surgery Classification System,<ref>{{cite journal |vauthors=Armstrong DG, Lavery LA, Frykberg RG, Wu SC, Boulton AJ |title=Validation of a diabetic foot surgery classification |journal=International Wound Journal |volume=3 |issue=3 |pages=240–6 |date=September 2006 |pmid=16984580 |doi=10.1111/j.1742-481X.2006.00236.x|s2cid=43131393 |pmc=7951747 }}</ref> the Team Approach to Amputation Prevention and Comprehensive Diabetic Foot Assessment Guidelines,<ref>{{cite journal |vauthors=Boulton AJ, Armstrong DG, Albert SF |title=Comprehensive foot examination and risk assessment: a report of the task force of the foot care interest group of the American Diabetes Association, with endorsement by the American Association of Clinical Endocrinologists |journal=Diabetes Care |volume=31 |issue=8 |pages=1679–85 |date=August 2008 |pmid=18663232 |doi=10.2337/dc08-9021 |pmc=2494620|display-authors=etal}}</ref> and the concept of "the diabetic foot in remission," an effort to maximize ulcer-free, hospital-free, and activity-rich days for patients.<ref>{{cite journal |last1=Khan |first1=T |last2=Armstrong |first2=DG |title=Ulcer-free, hospital-free and activity-rich days: three key metrics for the diabetic foot in remission. |journal=Journal of Wound Care |date=1 April 2018 |volume=27 |issue=Sup4 |pages=S3–S4 |doi=10.12968/jowc.2018.27.Sup4.S3 |pmid=29641340|doi-access=free }}</ref>
As director of C2SHiP, Armstrong leads research at the intersection of consumer electronics, wearable devices, and medical technology aimed at enabling remote patient monitoring and reducing hospitalization for people with chronic conditions.
== Recognition and awards ==
In 2007, Armstrong was honored with the inaugural Georgetown Distinguished Award for Diabetic Limb Salvage.<ref>{{cite press release |title=Dr. David G. Armstrong Receives Georgetown Distinguished Achievement Award in Diabetic Limb Salvage |publisher=Center for Lower Extremity Ambulatory Research |date=30 September 2007 |url=http://diabeticfootonline.com/CLEAR/News/Entries/2007/9/30_DR._DAVID_G._ARMSTRONG_RECEIVES_GEORGETOWNDISTINGUISHED_ACHIEVEMENT_AWARD_IN_DIABETIC_LIMB_SALVAGE.html |access-date=12 July 2009 |archive-url=https://web.archive.org/web/20110710122644/http://diabeticfootonline.com/CLEAR/News/Entries/2007/9/30_DR._DAVID_G._ARMSTRONG_RECEIVES_GEORGETOWNDISTINGUISHED_ACHIEVEMENT_AWARD_IN_DIABETIC_LIMB_SALVAGE.html |archive-date=10 July 2011 |df=dmy-all }}</ref><ref>{{cite journal |date=28 July 2008 |title=PM Hall of Fame Luncheon Shatters Records |journal=PM News |publisher=Podiatry Management Online |volume=3309 |url=http://www.podiatrym.com/pmnewsissues.cfm?pubdate=07/28/2008 |access-date=12 July 2009}}</ref> In 2008, he was the 25th and youngest-ever member elected to the Podiatric Medicine Hall of Fame.<ref>{{cite journal |date=28 July 2008 |title=PM Hall of Fame Luncheon Shatters Records |journal=PM News |publisher=Podiatry Management Online |volume=3309 |url=http://www.podiatrym.com/pmnewsissues.cfm?pubdate=07/28/2008 |access-date=12 July 2009}}</ref>
In 2010, he was the youngest ever recipient of the Roger Pecoraro Award<ref>{{Cite web |title=Professional Membership Award Recipients {{!}} American Diabetes Association |url=https://professional.diabetes.org/meetings/professional-membership-award-recipients |access-date=2023-06-22 |website=professional.diabetes.org}}</ref> and Lectureship from the American Diabetes Association. That same year, he was also named the 2010 Honorary Fellow of the American College of Certified Wound Specialists as well as the inaugural recipient of the William S. Baer Award for Advances in Biosurgery/Biotherapy by the BioTherapeutics, Education & Research (BTER) Foundation.
He was the first podiatric surgeon to become a member of the Society for Vascular Surgery and the first American podiatric surgeon to be named fellow of the Royal College of Physicians and Surgeons, Glasgow.<ref>{{Cite web|url=http://diabeticfootonline.com/2015/01/15/uofa-david-g-armstrong-becomes-first-us-podiatric-surgeon-named-to-and-keynoting-royal-college-of-physicians-and-surgeons-glasgow|title = @UofA David G. Armstrong becomes first US podiatric surgeon named to and keynoting Royal College of Physicians and Surgeons, Glasgow|date = 15 January 2015}}</ref>
Armstrong is past Chair of Scientific Sessions for the ADA's Foot Care Council, and a past member of the National Board of Directors of the American Diabetes Association. He sits on the Infectious Diseases Society of America's Diabetic Foot Infection Advisory Committee. In 2011, he was appointed Chair of the World Diabetic Foot Commission of the FIP, representing clinicians from more than 30 nations.
Armstrong has been conferred the title of Visiting Professor at the University of Manchester College of Medicine, the University of Cardiff College of Medicine, the Raine Visiting Professor (the first to be named twice) at the University of Western Australia,<ref>{{Cite web |title=Visiting Professor Awards |url=https://www.rainefoundation.org.au/research/funding-opportunities/visiting-professor-awards/ |access-date=2023-06-22 |website=Raine Medical Research Foundation |language=en-US}}</ref> the University of Cincinnati during its 200th anniversary,<ref>{{Cite web|url=https://diabeticfootonline.com/2019/01/17/usc-prof-david-g-armstrong-gives-inaugural-copeland-meier-surgery-professorship-and-lecture-at-200th-anniversary-year-of-university-of-cincinnati/|title = @USC Prof. David G. Armstrong gives inaugural Copeland-Meier Surgery Professorship and Lecture at 200th Anniversary year of University of Cincinnati|date = 17 January 2019}}</ref> and the Complutense University of Madrid. In 2024, he was the first podiatric surgeon to deliver grand rounds at the University of Padova's Department of Plastic and Reconstructive Surgery,<ref>{{Cite web |title=USC Professor David G. Armstrong First Podiatric Surgeon to Deliver Grand Rounds at University of Padova |url=https://diabeticfootonline.com/2024/02/05/usc-professor-david-g-armstrong-first-podiatric-surgeon-to-deliver-grand-rounds-at-university-of-padova/ |date=2024-02-05 |access-date=2025-12-15 |website=Diabetic Foot Online}}</ref> and the first podiatric surgeon to be appointed Visiting Professor of Surgery at the University of Massachusetts Medical School.<ref>{{Cite web |title=Historic Appointment: Dr. David G. Armstrong Becomes First Podiatric Surgeon Named Visiting Professor At UMass Medical School |url=https://limbpreservationsociety.org/news/podaitric-surgeon-umass-david-armstrong/ |access-date=2025-12-15 |website=ALPS}}</ref> He was also named Singapore Ministry of Health Visiting Professor and Expert in Limb Preservation in 2024.<ref>{{Cite web |title=Dr. David G. Armstrong, Founding President Of ALPS, Honored As Distinguished Visiting Professor In Singapore For Limb Preservation |url=https://limbpreservationsociety.org/news/david-armstrong-singapore-limb-preservation/ |access-date=2025-12-15 |website=ALPS}}</ref>
In 2023, Armstrong was honored with the Karel Bakker Limb Preservation Award at the International Symposium on the Diabetic Foot in The Hague.<ref>{{cite web |title=Professor David G. Armstrong Awarded Karel Bakker Limb Preservation Award at ISDF, The Hague, 2023 |date=12 May 2023 |url=https://diabeticfootonline.com/2023/05/11/usc-professor-david-g-armstrong-awarded-karel-bakker-limb-preservation-award-at-isdf-2023-actagainstamputation-diabeticfoot-alpslimb-usc-usc_vascular-researchatusc-keckschool_usc-intsympdf/#more-14995}}</ref> Also in 2023, Armstrong received the Distinguished Investigator Award from the Association for Clinical and Translational Science (ACTS).<ref>{{cite web |title=Armstrong awarded ACTS Distinguished Investigator |date=18 April 2023 |url=https://diabeticfootonline.com/2023/04/18/usc-prof-david-g-armstrong-honored-with-distinguished-investigator-award-at-association-for-clinical-and-translational-research-actagainstamputation-diabeticfoot-alpslimb-usc-usc_vascular-rese/}}</ref>
In 2024, Armstrong was honored with the inaugural Lifetime Achievement Award by the Diabetic Foot Society of India at a combined conference of DFSI, D-Foot International, and the International Association of Diabetic Foot Surgeons in Mumbai.<ref>{{Cite web |title=Professor David G. Armstrong Honored With Lifetime Achievement Award By Diabetic Foot Society Of India |url=https://limbpreservationsociety.org/news/dga-lifetime-achievement-award-diabetic-foot/ |access-date=2025-12-15 |website=ALPS}}</ref> That same year, he delivered the 38th Prof. M. Viswanathan Gold Medal Oration at the MV Hospital for Diabetes in Chennai.<ref>{{Cite web |title=38th Prof. M Viswanathan DRC Gold Medal Oration 2024 |url=https://www.chennaionline.com/chennai-360/38thprof-m-viswanathan-drc-gold-medal-oration-2024-and-launch-of-wound-clinic-training-program-to-educate-health-care-providers/ |access-date=2025-12-15 |website=Chennai Online}}</ref>
In 2006, Armstrong was awarded the Father of the Year Award by the National Father's Day Council and the Chicago Area American Diabetes Association.<ref>{{cite journal |date=June 2006 |title=Notable & Quotable |journal=Advances in Skin & Wound Care |volume=19 |issue=5 |page=240 |doi=10.1097/00129334-200606000-00005 }}</ref><ref>{{cite web|title=Chicago Honorees |url=http://www.diabetes.org/communityprograms-and-localevents/Father-of-the-Year/Chicago-Honorees.jsp |publisher=American Diabetes Association |access-date=12 July 2009 |archive-url=https://web.archive.org/web/20070602045340/http://www.diabetes.org/communityprograms-and-localevents/Father-of-the-Year/Chicago-Honorees.jsp |archive-date=June 2, 2007 }}</ref>
== Personal life ==
He lives in Los Angeles with his wife Tania. They have three daughters.<ref>{{Cite web |last=Armstrong |first=David G. |date=2025-10-09 |title=Life Comes Full Circle: Prof. David G. Armstrong Delivers Surgery Grand Rounds at His Fellowship Alma Mater, UT San Antonio |url=https://diabeticfootonline.com/2025/10/09/life-comes-full-circle-prof-david-g-armstrong-delivers-surgery-grand-rounds-at-his-fellowship-alma-mater-ut-san-antonio-actagainstamputation-alpslimb-utsa-keckschool_usc-usc_vascular/ |access-date=2025-12-15 |website=diabeticfootonline.com |language=en-US}}</ref>
==References== {{Reflist}}
==External links== * [http://DiabeticFootOnline.com DiabeticFootOnline.com] * [http://www.dfcon.com DFCon] * [https://keck.usc.edu/faculty-search/david-g-armstrong/ USC Faculty Profile] * [https://limbpreservationsociety.org/ American Limb Preservation Society (ALPS)]
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{{DEFAULTSORT:Armstrong, David G.}} Category:American surgeons Category:University of Arizona faculty Category:1969 births Category:Living people Category:People from Santa Maria, California Category:Rosalind Franklin University of Medicine and Science faculty Category:Occidental College alumni Category:USC Keck School of Medicine faculty Category:Fellows of the Royal College of Physicians and Surgeons of Glasgow Category:American podiatrists Category:Alumni of Cardiff University Category:Alumni of the University of Manchester