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Earth Science

D-Index
50
Citations
5881
World Ranking
3502
National Ranking
1381

Overview

R. A. Hoffman is affiliated with the Goddard Space Flight Center located in the United States. Their research primarily contributes to the fields of Environmental Science and Agricultural and Biological Sciences, with a focus on Ecology and related subfields.

Their recent scholarly output includes publications covering topics in wildlife ecology, conservation, insect science, and animal behavior. Hoffman's work often intersects with specialized areas such as Wildlife Ecology and Conservation, Insect and Pesticide Research, Bee Products Chemical Analysis, Animal Behavior and Welfare Studies, Primate Behavior and Ecology, Plant and Animal Studies, and Isotope Analysis in Ecology.

Notable recent papers authored or coauthored by Hoffman are:

  • Ranging behaviours across ecological and anthropogenic disturbance gradients: a pan-African perspective of giraffe (Giraffa spp.) space use, 2023, Proceedings of the Royal Society B Biological Sciences
  • Effective conservation and management of giraffe require adopting recent advances of their taxonomy, 2025, Biodiversity and Conservation
  • Correction: Effective conservation and management of giraffe require adopting recent advances of their taxonomy, 2025, Biodiversity and Conservation
  • First rangewide density estimate of the endemic and isolated Luangwa giraffe in Zambia, 2025, Scientific Reports

Frequently publishing in prominent scientific venues, Hoffman's high-impact work appears in:

  • Biodiversity and Conservation
  • Proceedings of the Royal Society B Biological Sciences
  • Scientific Reports

Collaboration plays a significant role in Hoffman's research output. Frequent coauthors include:

  • Michael B. Brown
  • Julian Fennessy
  • Stephanie Fennessy
  • Sara Ferguson
  • Arthur Muneza

Hoffman's multidisciplinary approach bridges broad ecological and biological sciences with specific attention to the behavior, conservation, and taxonomy of large mammals such as giraffes. Their engagement in taxonomy-related issues and population density estimation contributes data critical to conservation efforts.

Overall, Hoffman's body of work demonstrates a convergence of ecological research with field and conservation biology, supported by collaborative efforts across diverse experts and institutions.

Best Publications

  • Direct observations in the dusk hours of the characteristics of the storm-time ring current particles during the beginning of magnetic storms

    Paul H. Smith;R. A. Hoffman

  • Energetic particle penetrations into the inner magnetosphere

    M. Ejiri;R.A. Hoffman;Paul H. Smith

  • Field-aligned electron bursts at high latitudes observed by OGO 4.

    R. A. Hoffman;D. S. Evans

  • Characteristics of the inverted-V event

    C. S. Lin;R. A. Hoffman

  • Electrodynamic parameters in the nighttime sector during auroral substorms

    R. Fujii;R. A. Hoffman;P. C. Anderson;J. D. Craven

  • Plasma injection and transport in the mid‐altitude polar cusp

    J. L. Burch;P. H. Reiff;R. A. Heelis;J. D. Winningham

  • Observational evidence for a boundary layer source of dayside region 1 field‐aligned currents

    P. F. Bythrow;R. A. Heelis;W. B. Hanson;R. A. Power

  • The Low Altitude Plasma Instrument /LAPI/

    J. L. Burch;J. D. Winningham;V. A. Blevins;R. A. Hoffman

  • Staircase ion signature in the polar cusp: A case study

    C. P. Escoubet;M. F. Smith;S. F. Fung;P. C. Anderson

  • A Correlation Between Auroral Kilometric Radiation and Inverted-V Electron Precipitation.

    James Lauer Green;Donald A. Gurnett;Robert A. Hoffman

  • Magnetic effects of the quiet-time proton belt.

    R. A. Hoffman;P. A. Bracken

  • Characteristics of auroral electron acceleration regions observed by Atmosphere Explorer C

    J. L. Burch;S. A. Fields;W. B. Hanson;R. A. Heelis

  • Electron precipitation patterns and substorm morphology

    R. A. Hoffman;J. L. Burch

  • Observations of the Van Allen radiation regions during August and September 1959: 1.

    R. L. Arnoldy;R. A. Hoffman;J. R. Winckler

  • Auroral arc electrodynamic parameters measured by AE‐C and the Chatanika Radar

    O. de la Beaujardière;R. Vondrak;R. Heelis;W. Hanson

  • High-Altitude Plasma Instrument for Dynamics Explorer-A

    J. L. Burch;J. D. Winningham;V. A. Blevins;N. Eaker

  • Relationships between field-aligned currents, electric fields and particle precipitation as observed by dynamics Explorer-2

    M. Sugiura;T. Iyemori;R. A. Hoffman;N. C. Maynard

  • X-Rays from Visible Aurorae at Minneapolis

    J. R. Winckler;L. Peterson;R. Arnoldy;R. Hoffman

  • Comparison of very-low-frequency auroral hiss with precipitating low-energy electrons by the use of simultaneous data from two Ogo 4 experiments

    R. A. Hoffman;Thomas Laaspere

  • Inference of the ring current ion composition by means of charge exchange decay

    Paul H. Smith;N. K. Bewtra;R. A. Hoffman

Frequent Co-Authors

Jesper Gjerloev
Jesper Gjerloev Johns Hopkins University Applied Physics Laboratory
James L. Burch
James L. Burch Southwest Research Institute
L. A. Frank
L. A. Frank University of Iowa
Thomas A. Potemra
Thomas A. Potemra Johns Hopkins University Applied Physics Laboratory
W. B. Hanson
W. B. Hanson The University of Texas at Dallas
N. C. Maynard
N. C. Maynard Goddard Space Flight Center
Roderick A. Heelis
Roderick A. Heelis The University of Texas at Dallas
Theodore A. Fritz
Theodore A. Fritz Boston University
James A. Slavin
James A. Slavin University of Michigan–Ann Arbor
J. D. Winningham
J. D. Winningham Southwest Research Institute

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Related Online Degrees & Career Pathways

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