Sylvester Comprehensive Cancer Center

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BBC Administration

To inquire about services provided by the Biostatistics and Bioinformatics Core Facility, please contact Lola Sumner, Core Administrator at 305-243-3957 or by email at

Office: 305-243-3957
Fax: 305-243-5608
BBC Email:
BBC Website:

Meet the Staff

Xi (Steven) Chen, PhD, Core Director, SCCC Biostatistics and Bioinformatics Core, Associate Professor, Public Health Sciences

Dr. Chen serves as the Director of the Biostatistics and Bioinformatics Shared Resources at Sylvester Comprehensive Cancer Center. He is an Associate Professor of Biostatistics in the Department of Public Health Sciences. Dr. Chen comes from Vanderbilt University School of Medicine where he was a tenured Associate Professor in the Department of Biostatistics and an investigator of Vanderbilt-Ingram Comprehensive Cancer Center. Dr. Chen received his doctoral degree in statistics from North Carolina State University. His research is focused on statistical genomics and bioinformatics for cancer research, especially developing and applying innovative statistical and bioinformatics methodology to facilitate translational genomic research from bench to clinic. To this end, he has published more than 60 publications in peer-reviewed journals and is the principal investigator of a NCI R01 grant “Integrative prediction models for metastasis risk in colon cancer” which collects data on mRNA expression, somatic mutations, and clinical information to develop clinical-genomic risk prediction models and subtypes for colon cancer patients. In addition, Dr. Chen is also a major contributor for identifying six triple-negative breast cancer (TNBC) subtypes and corresponding gene signatures. He is the developer of the web-based software “TNBCtype”, which has been widely used by breast cancer research community.

Lola Sumner, MAA, Core Administrator

Ms. Sumner is the Core Administrator for the Biostatistics and Bioinformatics Core. She obtained a Masters of Art Degree in Administration from Barry University. Her undergraduate degree, B.S. in Professional Administration with a Specialization in Information Technology, was also obtained at Barry University. Ms. Sumner is currently responsible for the management of the daily operations of the BBC to include revenue management, budget preparation, expenditure controls, procurement and inventory controls, and personnel administration. Additionally, she assists the core director with planning and implementing projects and services. Ms. Sumner has more than 10 years of experience with the administration of the cancer center procurement, budgeting, telecommunication, and network and computing help desk services.

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