Photo of Daniel Inman

Danny Inman

Group Manager II-Environmental Science


Daniel Inman is a Senior Scientist and Group Manager of the Industrial Systems and Fuels Group in the Strategic Energy Analysis Center.

Research Interests

Sustainability analysis

Biomass Scenario Model

Areas of Expertise

Life-cycle modeling of renewable fuels

Feedstock production and handling

Biofuel sustainability

Statistical analysis of temporal and spatial data sets

System dynamics


Ph.D., Soil and Crop Science, Colorado State University

M.S., Soil Genesis and Classification, University of Tennessee

B.S., Environmental Science, University of Tennessee

Professional Experience

Senior Scientist and Group Manager, National Renewable Energy Laboratory (2022–present)

Research Scientist, National Renewable Energy Laboratory (2008–2022)

Research Associate, Colorado State University (2004–2008)

Graduate Research Assistant, Colorado State University (2002–2004)

Staff Soil Scientist, U.S. Department of Agriculture (2000–2001)

Graduate Research Assistant, University of Tennessee (1998–2000)

Featured Work

A Component-Level Bottom-Up Cost Model for Pumped Storage Hydropower, NREL Technical Report (2023)

Ethanol Production in the United States: The Roles of Policy, Price, and DemandEnergy Policy (2021)

A Technique for Generating Supply and Demand Curves from System Dynamics ModelsSystem Dynamics Review (2020)

An Overview of the Waste-to-Energy System Simulation (WESyS) Model, NREL Technical Report (2020)

Chapter: Insights From Over 10 Years of Cellulosic Biofuel Modeling, Cellulose (2019)

Lessons From a Large-Scale System Dynamics Modeling Project: The Example of the Biomass Scenario Model, System Dynamics Review (2019)

Application of a Variance-Based Sensitivity Analysis Method to the Biomass Scenario Learning Model, System Dynamics Review (2018)

Application of Variance-Based Sensitivity Analysis to a Large System Dynamics Model, Cornell University Library (2018)

Chapter 9: Implications of Air Pollutant Emissions from Producing Agricultural and Forestry Feedstocks2016 Billion-Ton Report (2017)

Estimating Biofuel Feedstock Water Footprints Using System DynamicsSoil and Water Conservation (2016)