University Level Committee

• Committee Chair of Tenure-track faculty search for Transportation Engineering, Civil Engineering Department (one faculty on-going)
• Committee for selecting Chancellor’s Distinguished Fellows at NCAT
• Tenure-track faculty search committee for Computational Science and Engineering Department (two faculties hired)
• Committee for advising NASA JPL summer fellows at NCAT

International Program / Scientific Committee

• Triennial Symposium on Transportation Analysis, 13-17 June 2016  Link
• The 9th International Conference on Mobile Services, Resources, and Users 2019 Link
• The 8th International Conference on Mobile Services, Resources, and Users 2018 Link
• The 7th International Conference on Mobile Services, Resources, and Users 2017 Link
• The 6th International Conference on Mobile Services, Resources, and Users 2016 Link
• The 5th International Conference on Mobile Services, Resources, and Users 2015 Link
• Vice President, Transportation Research Forum, Advanced Technologies, 2012 – present  Link
• Auditor, Korean Transportation Association in America, 2018-present Link
• Secretary, Korean Transportation Association in America, 2011-2016  Link
• Secretary, Maryland Student Chapter, 2011-2013   Link

Referee

• Transportation Research Part A: Policy and Practice
• Transportation Research Part C: Emerging Technologies
• IEEE Transactions on Intelligent Transportation Systems
• IET Intelligent Transport Systems
• IEEE Access
• IEEE Intelligent Transportation Systems Conference
• Journal of Intelligent Transportation Systems
• Journal of Location Based Services
• Accident Analysis & Prevention
• Mobile Networks and Applications
• Transportmetrica B: Transport Dynamics
• International Journal of Information Technology & Decision Making
• International Journal of Transportation Science and Technology
• International Journal of Disaster Risk Reduction
• Human Factors: The Journal of the Human Factors and Ergonomics Society
• ISPRS International Journal of Geo-Information 
• Transportation Research Board Annual Meeting / Transportation Research Record
  1. 2018 TRB Annual Meeting: 17 Papers reviewed

Patents

• Park, H., Explicit Duration Hidden Markov for Vehicle Automation with Distraction. U.S. Patent Provisional Application USSN 62/615,795.
• Park, H., Anticipatory sensor location problem in connected vehicle environment. U.S. Patent Provisional Application USSN 62/620,232.