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Team Leader, Techno-Econ. Dept., ETRI., Taejon, Korea (1998 -2001)
Visiting scholar, Georgetown University (2007-2008)
Director, Center for Sci. Tech Strategy, Korea Inst. for Future Strategy, Seoul, Korea (2008-2009)
Visiting scholar, STEPI (Science and Technology Policy Institute), Korea (2015-2016)
Director, Center for Technology & Innovation Policy(CTIP), KAIST (2005-2018)
Director, Post Catch-up Research Center (PCRC), KAIST (2011-2016)
Associate Editors-in-Chief, Asian Journal of Technology Innovation (2013-2018)
President, The Korea Society for Innovation Management & Economics (2018-2019)
Adjunct Professor, KAIST Graduate School of Science and Technology Policy (2017-2019)
Visiting scholar, KRIVET, Korea(2020-2021)
KAIST ICT Endowed Professor (2019-2022)
Professor, Associate-Assistant Professor, College of Business, School of Business & Technology Mgt.,
KAIST and ICU (2001-2025.05)

Professor, KAIST, Graduate School of Science and Technology Policy(STP)(2025.06-)
Full Member, The National Academy of Engineering of Korea(NAEK) (2018-)

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Choung , J-Y, H-R Hwang (2007), The Co-Evolution of Technology and Institutions in Korean Information and Communications Technologies in Gibson,D. (eds), Connecting People, Ideas, and Resources Across Communities, Purdue University Press.
Choung , J-Y, H-R Hwang (2021), Upgrading Non-technological Capabilities in  Vonortas, N.(eds), The Challenges of Technology and Economic Catch-up in Emerging Economies, Oxford University Press.
Choung , J-Y, H-R Hwang (2025), Latecomer catch-up strategies of big IT corporation, in Rowley, C.(eds), Handbook of Korean Business and Management, T&F/Routledge.
Hwang, H-R., J-Y Choung (Forthcoming), Evolution of Korea's Regional Innovation System in Research Handbook on Regions and Transformative Innovation Policy, Edward Elgar.

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정재용 외 (2006), 공학기술과 경영, 지호출판사
정재용 (2013) '원천기술을 확보하라' 박성준 지음, 한국의 미래전략:고전과 과학기술에 묻다, 신서원
정재용, 황혜란 (2013), 추격형 혁신시스템을 진단한다, 한울
정재용 (2014), 탈추격학의 모색,  KEIT 지음,기술혁신: 내일을 준비하는 기술정책 이야기
정재용 (2015) 편저, 추격혁신을 넘어: 탈추격의 명암, 신서원

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Choung  J-Y. (1998), Patterns of Innovation in Korea and Taiwan. IEEE Transaction. On Engineering Management, Vol.45. No. 4, pp.357-365.
Rim M.H., J-Y. Choung, H.R. Hwang (1998), The Sources and Directions of Technological Capability Accumulation in the Korean Semiconductor Industry. ETRI Journal, Vol. 20, No.1
Choung J-Y. H-R Hwang, J-H Choi, M-H Rim (2000), Transition of Latecomer firms: Technology User to Technology Generator, Case study of Technological Capability Accumulation of Korean Semiconductor firms, World Development, Vol.28.No.5, pp.969-982.
Choung  J-Y and H.R Hwang (2000), National Systems of Innovation: Institutional Linkages and Performances in the Case of Korea and Taiwan, Scientometrics, Vol.48.No.3, July, pp.413-426.
Choung  J-Y, H-K Min, M-C Park (2003), Patterns of Knowledge Production: The Case of Information and Telecommunication Sector In Korea, Scientometrics,Vol.58, No. 1. pp.115-128.
Choung J-Y, H-R Hwang, H-S Yang (2006),  The co-evolution of technology and institution in the Korean Information and Communications Industry, International Journal of Technology Management, Vol. 36, N0.1, pp.246-266.
Choung J-Y and  H-R Hwang (2007),  Developing the complex system in Korea: the case study of TDX and CDMA telecom system, Int. J. Technological Learning, Innovation and Development, Vol. 1, No.2, pp. 204-225, Invitation.
Park, T-Y, J-Y Choung, H-G Min (2008), The Cross-industry Spillover of Technological Capability: Korea's DRAM and TFT-LCD", World Development, Volume 36, Issue 12, December 2008, pp. 2855-2873.
Choung J-Y, I Ji, T.  Hameed (2011),  International Standardization Strategies of Latecomers: The Cases of Korean TPEG, T-DMB and Binary CDMA, World Development, Volume 39, Issue 5, May 2011, pp.  824-838.
Choung  J-Y, T.  Hameed, I.  Ji (2011),  Role of Formal Standards in Transition to the Technology Frontier: Korean ICT Systems, Telecommunications Policy, Vol.35, PP.269-287.
Choung J-Y, T. Hameed, I. Ji (2012), Catch-up in ICT standards by South Korea: Policy, Implementation    and Standards-Setting, Technological Forecasting & Social Change,  Volume 79, Issue 4, pp. 771-788.
Choung J-Y and H-R Hwang (2013),  The Evolutionary Patterns of Knowledge Production in Korea, Scientometrics, Volume 94, Issue 2, pp. 629-650.
Hwang, H-R and J-Y Choung (2013), Towards an Innovation Policy in the Post Catch-up Era,  Asian Journal of Innovation & Policy, Vol.2, No.1, Invitation.
Hwang, H-R and J-Y Choung  (2014), The Co-evolution of Technology and Institutions in the  Catch-up    Process: The Case of the Semiconductor Industry in Korea and Taiwan, Journal of Development Studies , Vol.50, No.9, pp.1240-1260.
Son, C., & Choung, J. Y. (2014). Platform design and imitative innovation inside the transition black-box: Korean nuclear power plant APR1400 case. Asian Journal of Technology Innovation, 22(1), 67-85.

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Choung J-Y, H-R Hwang, W Song (2014), Transitions of Innovation Activities in Latecomer Countries:  An  Exploratory Case Study of South Korea,  World Development,  Vol. 54, pp. 156-167
Choung, Jae-Yong  (2016), Editorial: special issue on Transition: from catch-up to post catch-up, Asian Journal of Technology Innovation, 24: sup1, pp.1-7.
Choung, J-Y, H-R Hwang, J- K Choi (2016), Post catch-up system transition failure: The case of ICT technology development in Korea, Special Issue on Transition: catch-up to post catch-up, Asian Journal of Technology Innovation, 24(sup1), pp.78-102.
Seo-S, J-Y Choung, and H-R Hwang (2019), The Changing Patterns of Knowledge Production of Catch-up Firms during the Forging-ahead Period: Case Study of Samsung Electronics Co. (SEC), IEEE Transaction. On Engineering Management, 66(4), pp.621-635.

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Nguyen, C and J-Y Choung ( 2020), Scientific Knowledge Production in China: A Comparative Analysis, Scientometrics,  124(2), pp. 1279-1303.
Kang, I at al. (2021), Divergence of knowledge production strategies for emerging technologies between late industrialized countries: Focusing on quantum technology, ETRI Journal, 43(2), pp. 246-259.
Jang, B, J-Y Choung, I.Kang (2022) Knowledge production patterns of China and the US: quantum technology, Scientometrics,127(10), 5691-5719

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Choung, J-Y and H-R Hwang (2019),  Institutional capabilities and technology upgrading: the case of the nuclear industry in Korea , Technological Forecasting & Social Change, 145, pp. 284–294.
Kang D-I at al. (2021), Academic entrepreneurship and attentional discrepancy among key stakeholders: Evidence from research universities in Korea, Science and Public Policy.Vol.48.No.1. pp.1-15
Kang, D-I and Choung, J-Y, (2023)  Repercussions of innovation actors’ pursuit of institutional transition: Evidence from emerging innovations in Korea, Technology Analysis & Strategic Management, VOL. 35, NO. 2, 194–207
Kang, D-I and Choung, J-Y (forthcoming) How do changing institutional logic affect innovation?  The cases of Online Electric Vehicle and Fuel Cell Electric Vehicle in Korea, Industry and Innovation

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황혜란, 정재용, 송위진 (2012), 탈추격 연구의 이론적 지향성 및 과제(Post catch-up theory: Direction and Agenda), 기술혁신연구, Vol.20. No.1, PP.74-115.
황혜란, 정재용(2014), 대덕연구개발특구의 시스템전환 가능성에 관한 연구, 경제와 사회, 겨울호.
정재용, 황혜란(2017), 한국 산업혁신연구의 현황과 과제, 기술혁신연구, Vol.23.No.3, pp.115-154.
박성원, 정재용, 강정인 (2019), 탈서구적 관점에서 본 트랜스휴머니즘 대응전략, 동향과 전망, No.107, pp.201-235.
정재용 (2019), 한국의 기술혁신 시스템의 발전과정:평가와 전망, KDI.  

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National Innovation System(STP.50010)

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2016 교육부 학술연구지원사업 우수성과 50선 선정(교육부총리상 수상)