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Now: Tue, Jun 09 2026 Current Version: RHEM Web Tool v2.5

RHEM Core Science Roles and Team

Roles

  1. Lead Scientists (Science Team) - Scientific oversight in management of RHEM and associated suite of products.
  2. Model Development (Science Team) - Primary ARS, NRCS, and University researchers for development, evaluation, and enhancement of RHEM.
  3. Model Interface/Code (Tech Team) - Maintenance, testing, enhancement, and documentation of RHEM interface, model code, and associated RHEM products.
  4. Model Applications and Integration (Tech Team) - Delivery of RHEM products and integration of RHEM with other tools and models.
  5. Model Web Service/Code (Tech Team) - Implementation of web services for the RHEM model and additional tools such as CLIGEN and risk assessment module.

RHEM Core Science Team Members

  • Lead Scientists/Staff: Jason Williams, Haiyan Wei, Kossi Nouwakpo, Osama Al-Hamdan, Gerardo Armendariz, Phil Heilman
  • Model Development: Jason Williams, Kossi Nouwakpo, Osama Al-Hamdan, Dave Goodrich, Mariano Hernandez, Haiyan Wei, Carl Unkrich, Patrick Broxton
  • Model Interface/Code: Gerardo Armendariz, Mariano Hernandez
  • Model Applications and Integration: Gerardo Armendariz, Jason Williams, Kossi Nouwakpo, Phil Heilman, Dave Goodrich, Haiyan Wei, Andrew Fullhart, Osama Al-Hamdan, Viktor Polyakov
  • Model Web Service/Code: Olaf David, George Peacock, Gerardo Armendariz
  • Emeritus Contributors: Phil Guertin, Mark Nearing, Fred Pierson, Ken Spaeth, Jeff Stone, Mark Weltz