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Katz School Newsletter: March 2021

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Study Quantifies Benefit of Water Filtration System in Rural Ghana—Biotechnology professor Dr. Jochen Raimann’s study in Nature Research’s Scientific Reports found that purified water from a hemodialyzer membrane filtration system reduced life-threatening diarrhea in several Ghana villages over a five-month period. Read more»

Data Analytics Students Design System Indexing Hate Speech—Led by Data Science professor Brandon Chiazza, a team of data analytics graduate students developed proof-of-concept speech classification algorithms to detect and categorize hate speech on the web. Read more»
Financial Actors Seek Edge by Withholding Information—Quantitative Economics professor Dr. Tadashi Hashimoto’s analysis in the Journal of Financial Economics shows why financial actors withhold information for strategic business reasons. Read more»
Before They Got the Virus, Their Blood-Oxygen Levels Dropped—Mendel Lerner, a Quantitative Economics alum and data scientist, co-authored a study demonstrating that residents of a nursing home experienced declines in blood-oxygen saturation level several days before developing symptoms of COVID-19. Read more»
Mathematical Model Analyzes Jupiter’s Asteroids—Mathematics professor Dr. Marian Gidea and Ph.D. student Wai-Ting Lam developed a mathematical model for analyzing the motion and gravity of a family of Trojan asteroids orbiting Jupiter, published in the Journal of Nonlinear Science. Read more»


  • Sergey Buldyrev, professor of physics: “Cascading Failures Due to WMD attack on Realistic Heterogeneous Infrastructure Networks,” $177,984, Defense Threat Reduction Agency, U.S. Department of Defense
  • Wonjun Lee, assistant professor of artificial intelligence, Dr. Sanjiv Kumar and Dr. Imtiaz Rangwala: “Interactive Deep Learning Platform and Multi-source Data Integration for Improved Soil Moisture Forecasting,” $499,251, National Institute of Food and Agriculture, United States Department of Agriculture.



  • Neer Asherie, professor of physics and biology at Yeshiva University, conducted the workshop, “Rational Response: An Introduction to the Mathematics of Epidemics Math for America,” which demonstrated how mathematics can help epidemiologists make better public health decisions during the pandemic.
  • Marissa Barrera, director of the Speech-Language Pathology program, spoke at the invitation of GSBE Global Academy on “The Clinical Application of Ultrasound for the Rehabilitation of Swallowing.” She also spoke on “Advances in Treatment of Speech & Swallowing Disorders for Persons With Multiple Sclerosis” as part of the Multiple Sclerosis Foundation: Expert Teleconference Series.
  • Christine Brennan, instructor in Biotechnology Management and Entrepreneurship and vice president of clinical research at Northwell, appeared on 60 Minutes to discuss promising COVID-19 treatments. She has 20 years of extensive clinical research experience, including over 15 years in clinical research management.
  • Elisabeth Mlawski, director of clinical education in the Speech-Language Pathology program, was appointed to the Chiang Mai University collaborative research group and recently spoke on “Assessment and Evaluation of Speech Disorders,” with Salus University Professor Robert Serianni. She also has assumed the role of faculty advisor to the National Student Speech Language and Hearing Association (NSSLHA).

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