Tianji CAI

Tianji CAI

Associate Professor



TELEPHONE(+853) 8822 8841


Ph.D. in Sociology, University of North Carolina at Chapel Hill, 2010 USA

M.A. in Sociology, University of North Carolina at Chapel Hill, 2006 USA

M.A. in Demography, Peking University, 2004 China

B.A. in Sociology, Lanzhou University, 2001 China


  • Data Mining
  • Quantitative Methods
  • Health Behavior
  • Gene and Environment Interplay

Tianji Cai is an Associate Professor at University of Macau. He received his PhD degree at University of North Carolina at Chapel Hill in 2010. Prior to joining University of Macau, he has worked in University of North Texas for two years. His research interests concentrate on new forms of data and new methods of analysis. Reflecting on his broad intellectual pursuits, his research topics are diverse, ranging from methodological, such as quantitative methods and data mining, to substantive ones, such as gene-environmental interplay and adolescent health behaviors. He has published widely in leading international journals including American Sociological Review, American Journal of Sociology, Demography, Sociological Methodology, Sociological Methods & Research, Chinese Sociological Review, etc.



  • Identifying and preventing of cybercrimes: evidence from sentencing documents in China MYRG 2019-2021

  • The trend of drunk driving in Macau and Hong Kong MYRG 2018-2019

  • Estimating size of drug users in Macau FDCT  2016-2018

  • Effect of Genetic Architecture and Occupation on Cognitive Functioning FDCT 2015-2017

  • Effect of Sampling Weights on the Estimation of Multilevel Models When Design and Model Hierarchies are Inconsistent MYRG 2015-2018

  • The characteristics and long term effects of social withdrawal: A multi-dimensional network perspective MYRG 2015-2017

  • Effect of genetic architecture and occupation on cognitive functioning 2014-2015



  • Wang, Hongyu, Tianji Cai and Guangchao Charles Feng (2018). “Media exposure and Chinese college students' attitudes toward China's maritime claims and disputes in the South and East China Seas”, Cogent Social Sciences (OASS),4(1), 1-15. DOI: 10.1080/23311886.2018.1482995

  • Cai, Tianji, Yiwei Xia, and Yisu Zhou (2018). “Generalized Inflated Discrete Models: A Strategy to Work with Multimodal Discrete Distributions”, Sociological Methods & Research, DOI: 10.1177/0049124118782535 (Forthcoming).

  • Cai, Tianji, Yiwei Xia (2018). “Estimating size of drug users in Macau: an open population capture-recapture model with data augmentation using public registration data”, Asian Journal of Criminology, DOI: 10.1007/s11417-018-9266-0 (Forthcoming).

  • Cai, Tianji, Yisu Zhou, Michael Niño, and Nichola Driver (2018). “The School Contextual Effect of Sexual Debut on Sexual Risk-Taking: A Joint Parameter Approach”, Journal of School Health, 88(3): 200-207.

  • Cai, Tianji, and Hongyu Wang. (2018). “Comparing weighting methods for non-response in the HKPSSD survey and the BCSPS”, Chinese Sociological Review, 50(1): 1-26.

  • Niño, Michael D., Tianji Cai, Xochitl Mota-back, and Joseph Comeau (2017). “Gender differences in trajectories of alcohol use from ages 13 to 33 across Latina/o ethnic groups”, Drug and Alcohol Dependence, 180: 113-120.

  • Wang, Hongyu, Tianji Cai, Yi Mou, and Shifa Yong. (2017). “Traditional resources, Internet Resources and Youth Online Political Participation: the Resource Theory Revisited in the Chinese Context”, Chinese Sociological Review, 49(3): 1-22.

  • Niño, Michael D., Gabe Ignatow, and Tianji Cai. (2017). “Social Isolation, Strain, and Youth Violence”, Youth Violence and Juvenile Justice, 15(3): 299-313.

  • Wang, Hongyu, and Tianji Cai (2017). “Parental Involvement, Adolescents’ Self-Determined Learning, and Academic Achievement in Urban China”, International Journal of Psychology, 52(1): 58-66.

  • Niño, Michael, Tianji Cai, Gabriel Ignatow, Philip Yang, (2017). “Generational Peers and Alcohol Misuse”, International Migration Review, 51(1): 67-96. 

  • Cai, Tianji, Yisu Zhou (2016). What should sociologists know about big data? ISA eSymposium for Sociology, 6(3):1–9

  • Zhou, Yisu, Tianji Cai, and Dan Wang, (2016). “Social Segregation in Hong Kong’s Schools: 2000–2012”, Chinese Sociological Review,48(3): 248-270.

  • Niño, Michael, Tianji Cai, and Gabriel Ignatow, (2016). “Social isolation, drunkenness, and cigarette use among adolescents”, Addictive Behaviors, 53: 94-100.

  • Guo, Guang, Yi Li, Tianji Cai, Hongyu Wang, and Greg Duncan, (2015). “Peer Influence, Genetic Propensity, and Binge Drinking: A Natural Experiment and a Replication”. American Journal of Sociology, 121(3): 914-954.

  • Guo, Guang, Yilan Fu, Hedwig Lee, Tianji Cai, Kathleen Mullan Harris, (2014). “Recognizing a small amount of superficial genetic differences across African, European and Asian Americans helps understand social construction of race”. Demography, 51(6): 2337-2342.

  • Densley, James A., Tianji Cai, Susan Hilal (2014). “Social dominance orientation and trust propensity in street gangs”, Group Processes & Intergroup Relations,17(6): 763-779.

  • Guo, Guang, Yilan Fu, Hedwig Lee, Tianji Cai, Kathleen Mullan Harris, Yi Li, (2013). “Genetic Bio-Ancestry and Social Construction of Racial Classification in Social Surveys in the Contemporary United States”, Demography, 51(1): 141-172.

  • Shen, Yuying, Dale E. Yeatts, Tianji Cai, Philip Q. Yang, Cynthia M. Cready, (2013) “Social Capital and Self-Rated Health Among Middle-Aged and Older Adults in China: A Multilevel Analysis”, Research on Aging, 36(4): 497-521

  • Cai, Tianji, (2013). “Investigation of Ways to Handle Sampling Weights for Multilevel Model Analyses”, Sociological Methodology, 43(1): 178-219

  • Guo, Guang, Tianji Cai, Rui Guo, Hongyu Wang, and Kathleen Harris, (2010). “The Dopamine Transporter Gene, a Spectrum of Most Common Risky Behaviors, and the Legal Status of the Behaviors”, PLoS ONE.5(2): e9352.

  • Guo, Guang, Glen H. Elder, Tianji Cai and Nathan Hamilton. (2009). “Gene–environment interactions: Peers’ alcohol use moderates genetic contribution to adolescent drinking behavior”, Social Science Research. 38: 213-224

  • Guo, Guang, Roettger Michael, and Tianji Cai. (2008). “The Integration of Genetic Propensities into Social-Control Models of Delinquency and Violence among Male Youths”, American Sociological Review. 73: 543-68.

  • Guo, Guang and Yuying Tong and Tianji Cai. (2008). “Gene by Social-Context Interactions for Number of Sexual Partners among Male Youths: Genetics-informed Sociology”. American Journal of Sociology. 114 Sppl: S36-S66.

  • 李涌平;蔡天骥(2014).理解单独二胎人口政策:为了未来人口发展的平衡,人口与发展 (CSSCI), 06(20):104-109

  • 蔡天骥(2004). 女性独居老人自评生活满意度的影响因素分析,中国人口科学(CSSCI),增刊(老龄健康与社会经济发展专辑): 70-74

  • 李玲; 王启俊; 蔡天骥; 祝伟星 (2004). 肿瘤监测资料统计中的人口预测, 中国肿瘤(CSCI), 13(12): 754-756.


Fall 2013:
SOCB-352 Survey and Sampling
SOCY-215 Understanding Population

Spring 2013:
MSCR-126 Special Topics in Criminology and Criminal Justice