Meet TWRI’s new staff members

Saboor Rahmany, Leslie Lee, Cameron Castilaw, and Shaylynn Postma

The Texas Water Resources Institute (TWRI) team continues to expand, and new staff members have joined the TWRI communications team and water team since the fall of 2022.  

Saboor Rahmany began as a program specialist in TWRI’s water team in January 2023, working to address water quality and quantity concerns through improved practices and innovations. 

Rahmany earned his bachelor’s degree in agronomy from Herat University in 2006 and his master’s degree in environmental science and technology at Mie University in 2015. He also received a Diploma on Project Management and Entrepreneurship and has participated in many international programs related to sustainable development goals, environmental leadership, soil and water resources for sustainable development, rural development, circular economy, sustainable consumption and production. He has worked for over 13 years with various organizations in agriculture extension, irrigation, agricultural education, food security, climate change adaptation, women’s empowerment and rural development. 

Leslie Lee joined TWRI’s communications team in November 2022, serving as communications manager and leading the institutes’ marketing, strategic internal and external communications, and news and publications. She coordinates the production of effective communications products for TWRI’s numerous projects throughout the state and serves as managing editor of txH2O magazineand TWRI’s monthly email newsletter. 

Lee had previously served as communications coordinator for Texas A&M University’s College of Geosciences, and College of Arts and Sciences, since August 2017. Prior to that, she served as a communications specialist at TWRI from 2009 to 2017, after graduating from Texas A&M with a bachelor’s in English in 2009. 

Cameron Castilaw also became part of TWRI’s communications team in November 2022, as a communications specialist. She creates social media content, writes engaging articles for TWRI’s various platforms, writes and edits project publications, and manages content and updates for TWRI’s websites. 

Castilaw graduated from the University of Texas at Austin in May 2022 with a bachelor’s degree in journalism and a minor in government. 

Shaylynn Postma joined TWRI’s water team in October 2022 as a research associate, participating in water quality monitoring efforts for waterbodies throughout Texas. She also supports various watershed protection, management, and research projects to address statewide water-related issues. 

Before joining TWRI, Postma worked as an applications engineer for membrane filtration systems in the water treatment industry. She earned a bachelor’s degree in biological engineering from Utah State University in 2021. During her time at Utah State, she was a member of the Sustainable Waste to Bioproduct Engineering Center, where she participated in research for converting excess nutrients at water treatment plants to petroleum-free fuels and plastics. 


As communications manager, Leslie Lee leads TWRI's communications and marketing strategy and team, manages TWRI's publications, and coordinates effective communications support for TWRI's numerous projects serving the state of Texas.

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