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About

Hi, welcome to my online space, and thank you for your interest in reading about me! My name is Sandie Ha. I am currently an Associate Professor of Public Health at the University of California, Merced (UCM). Before I go into my exciting research, let me share a little bit about my background. Backg...

Research and C.V.

My current research broadly focuses on immigration policy and its consequences. I am particularly interested on how state and local level immigration policy is affecting the employment, education, fertility and human rights of undocumented immigrants, as well as on the effect of immigration policy...

PUBLICATIONS

Google Scholar: https://scholar.google.com/citations?user=e5NyT6IAAAAJ&hl=en §: Corresponding Author; G: Graduate student advisee; U: Undergraduate student advisee [62] Hao, P. G, Ye, Q., Moo, Z. G, DeMarsh, K. G, Wang, Y. G, Palm, B., Zarzana, K., Apel, E. C., Tyndall, G. S., Orlando, J. J., and...

Vita

ZULEMA VALDEZ zvaldez@ucmerced.edu https://sites.ucmerced.edu/zulema-valdez EDUCATION University of California at Los Angeles 2002 PhD, Sociology 1996 MA Thesis, Sociology 1992 BA, Sociology ADMINISTRATIVE EXPERIENCE University of California, Merced 2023-25 Associate Vice Chancellor of Equity...

Academic Publications

November 2025 Joy-Writing Our Future: Centering Joy as Transformative Practice (with Eileen Camfield, Leslie Bayers, and Lott Hill), Interactive Session presentation at the 50th Annual Professional and Organizational Development Network in Higher Education (POD) Network Conference, San Diego, CA...

Teaching

BIO 180 - Mathematical Modeling for Biology This course covers statistical modeling of complex data sets, mathematical modeling of population and epidemics, and extensive practice of "R" programing language. Semesters: SS2023, FS2023, SS2024, FS2024, SS2025, FS2025 BIO 182 - Bioinformatics This...

Papers

University of California Merced 2025 18- Amith, W. D., Bogart B., Dutagaci B., Molecular Basis for Impacts of DSIF on the Dynamics of RNA Polymerase II Elongation Complex, J. Chem. Inf. Model. 2025. 2024 17- Amith, W. D., Chen, V. T., Dutagaci, B., Clustering of RNA Polymerase II C-Terminal Domain...

Meet the PI

Katrina K. Hoyer Associate Professor UC Merced Katrina Hoyer and her research team study the mechanisms and cell interactions leading to immune dysfunction. Our immune system has an amazing ability to protect us from the myriad of pathogens in our environment. Unfortunately, this intrinsic system...

Join Us

Graduate Students Interested graduate students should see the Quantitative and Systems Biology Graduate Group website for application and admissions information: qsb.ucmerced.edu/. Contact Dr. Hoyer for more information. Undergraduate Students Students in their Freshman or Sophmore year may apply...

Recent publications

In this paper, my colleagues and I present some of the first data on Asian and Latinx immigrants' direct encounters with law enforcement. We find that experiences such as racial profiling, seeing immigration officials in neighborhoods, and knowing someone deported are associated with delays in...