The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where John W. Polak sits on this spectrum.
This scientist: 396 publications — 95th percentile
95% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 570 publications or more.
The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where John W. Polak sits on this spectrum.
This scientist: 53 D-Index — 72nd percentile
72% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 100 D-Index or more.
John W. Polak was affiliated with Imperial College London in the United Kingdom. Their research spanned multiple fields of study, primarily focusing on engineering and social sciences, with a particular emphasis on transportation systems and related technologies.
Their work covered several subfields, including transportation, automotive engineering, building and construction, management, monitoring, policy and law, as well as economics and econometrics. This multidisciplinary approach was reflected in their main research topics, such as urban transport and accessibility, transportation planning and optimization, transportation and mobility innovations, environmental education and sustainability, sharing economy and platforms, traffic control and management, and autonomous vehicle technology and safety.
John W. Polak authored a number of papers published in various academic venues. These included:
Their frequent publication venues comprised Transportation, Transportation Research Part C Emerging Technologies, Transportation Research Part A Policy and Practice, Journal of Choice Modelling, and Building and Environment. This reflected a consistent contribution to leading journals in transportation and related fields.
Through collaborations, John W. Polak worked with a number of co-authors multiple times. Their frequent co-authors included Aruna Sivakumar, Chenyang Wu, Scott Le Vine, Fangce Guo, and Francesco Manca. These partnerships likely supported various dimensions of their research, from technology adoption models to transportation systems design.
John Bates;John Polak;Peter M. Jones;Andrew J. Cook
Robert B. Noland;John W. Polak
Stephane Hess;Michel Bierlaire;John W. Polak
Stephane Hess;Kenneth E. Train;John W. Polak
Stephane Hess;John W. Polak
Riccardo Scarpa;Anna Alberini
Stephane Hess;Thomas Adler;John W. Polak
Scott Le Vine;Scott Le Vine;Alireza Zolfaghari;John Polak
Nicolò Daina;Aruna Sivakumar;John W. Polak
Kay W. Axhausen;John W. Polak
Nicolò Daina;Aruna Sivakumar;John W. Polak
Scott Le Vine;Scott Le Vine;John Polak
Scott Le Vine;Martin Lee-Gosselin;Aruna Sivakumar;John Polak
Stephane Hess;John M. Rose;John Polak
John Polak;Peter Jones
Stephane Hess;John W. Polak
Harry Timmermans;Mario Alves;John Polak
Dongping Song;Jie Zhang;Jonathan Carter;Tony Field
Kay W. Axhausen;John W. Polak;Manfred Boltze;Jörg Puzicha
Kriangkrai Arunotayanun;John W. Polak
Dick Ettema;Fabian Bastin;John Polak;Olu Ashiru
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