2026 Stephen P. Long: Plant Science and Agronomy Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	National Ranking	Publications	Citations
Plant Science and Agronomy	127	47	12	426	70324

Research.com Recognitions

2025 - Research.com Plant Science and Agronomy in United States Leader Award
2022 - Research.com Plant Science and Agronomy in United States Leader Award
2019 - Member of the National Academy of Sciences
2013 - Fellow of the Royal Society, United Kingdom
2009 - Fellow of the American Society of Plant Biologists
2007 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Stephen P. Long is affiliated with the University of Illinois at Urbana-Champaign in the United States. Their research focuses extensively on agricultural and biological sciences, with particular engagement in plant science, molecular biology, global and planetary change, agronomy and crop science, and biomedical engineering.

Their scholarly output encompasses multiple main topics of work including:

Plant responses to elevated CO2
Plant water relations and carbon dynamics
Photosynthetic processes and mechanisms
Biofuel production and bioconversion
Bioenergy crop production and management
Soybean genetics and cultivation
Genetic mapping and diversity in plants and animals

Frequent publication venues for Stephen P. Long's work include:

GCB Bioenergy
Global Change Biology
New Phytologist
bioRxiv (Cold Spring Harbor Laboratory)
The Plant Journal

Regular collaborators in their research include Yu Wang, Carl J. Bernacchi, Coralie E. Salesse-Smith, Steven Burgess, and Samuel H. Taylor.

Among the recent papers authored or co-authored by Stephen P. Long are:

"30 years of free-air carbon dioxide enrichment (FACE): What have we learned about future crop productivity and its potential for adaptation?" (2020, Global Change Biology)
"Soybean photosynthesis and crop yield are improved by accelerating recovery from photoprotection" (2022, Science)
"Into the Shadows and Back into Sunlight: Photosynthesis in Fluctuating Light" (2022, Annual Review of Plant Biology)
"Robust paths to net greenhouse gas mitigation and negative emissions via advanced biofuels" (2020, Proceedings of the National Academy of Sciences)
"Variation in photosynthetic induction between rice accessions and its potential for improving productivity" (2020, New Phytologist)

Stephen P. Long has received several recognitions in their career, including:

Member of the National Academy of Sciences (2019)
Fellow of the Royal Society, United Kingdom (2013)
Fellow of the American Society of Plant Biologists (2009)
Fellow of the American Association for the Advancement of Science (AAAS) (2007)

Best Publications

What have we learned from 15 years of free-air CO2 enrichment (FACE)? A meta-analytic review of the responses of photosynthesis, canopy properties and plant production to rising CO2.

Elizabeth A. Ainsworth;Elizabeth A. Ainsworth;Stephen P. Long

3399
Citations
Photoinhibition of Photosynthesis in Nature

S. P. Long;S. Humphries;Paul Falkowski

2223
Citations
Rising atmospheric carbon dioxide: plants FACE the future

Stephen P. Long;Elizabeth A. Ainsworth;Alistair Rogers;Alistair Rogers;Donald R. Ort

2137
Citations
Improving Photosynthetic Efficiency for Greater Yield

Xin Guang Zhu;Xin Guang Zhu;Stephen P. Long;Donald R. Ort

2131
Citations
Can improvement in photosynthesis increase crop yields

Stephen P. Long;Xin Guang Zhu;Shawna L. Naidu;Donald R. Ort

1985
Citations
Food for Thought: Lower-Than-Expected Crop Yield Stimulation with Rising CO2 Concentrations

Stephen P. Long;Elizabeth A. Ainsworth;Elizabeth A. Ainsworth;Andrew D. B. Leakey;Josef Nösberger

1959
Citations
Elevated CO2 effects on plant carbon, nitrogen, and water relations: six important lessons from FACE

Andrew D. B. Leakey;Elizabeth A. Ainsworth;Elizabeth A. Ainsworth;Carl J. Bernacchi;Carl J. Bernacchi;Alistair Rogers;Alistair Rogers

1857
Citations
Feedstocks for Lignocellulosic Biofuels

Chris Somerville;Heather Youngs;Caroline Taylor;Sarah C. Davis

1535
Citations
Improved temperature response functions for models of Rubisco-limited photosynthesis: In vivo Rubisco enzyme kinetics

C. J. Bernacchi;E. L. Singsaas;C. Pimentel;A. R. Portis

1472
Citations
Gas exchange measurements, what can they tell us about the underlying limitations to photosynthesis? Procedures and sources of error

S. P. Long;C. J. Bernacchi

1457
Citations
What is the maximum efficiency with which photosynthesis can convert solar energy into biomass

Xin Guang Zhu;Stephen P. Long;Donald R. Ort;Donald R. Ort

1453
Citations
Modification of the response of photosynthetic productivity to rising temperature by atmospheric CO2 concentrations: Has its importance been underestimated?

S. P. Long

1366
Citations
Improving photosynthesis and crop productivity by accelerating recovery from photoprotection.

Johannes Kromdijk;Katarzyna Głowacka;Katarzyna Głowacka;Lauriebeth Leonelli;Stéphane T. Gabilly

1340
Citations
Improved temperature response functions for models of Rubisco‐limited photosynthesis

C. J. Bernacchi;E. L. Singsaas;C. Pimentel;A. R. Portis

1204
Citations
Meeting US biofuel goals with less land: the potential of Miscanthus

Emily A. Heaton;Frank G. Dohleman;Stephen P. Long

1123
Citations
Redesigning photosynthesis to sustainably meet global food and bioenergy demand

Donald R. Ort;Donald R. Ort;Sabeeha S. Merchant;Jean Alric;Alice Barkan

1103
Citations
Meeting the Global Food Demand of the Future by Engineering Crop Photosynthesis and Yield Potential

Stephen P. Long;Amy Marshall-Colon;Xin Guang Zhu

1089
Citations
Chlorophyll Fluorescence as a Probe of the Photosynthetic Competence of Leaves in the Field: A Review of Current Instrumentation

H. R. Bolhar-Nordenkampf;S. P. Long;N. R. Baker;G. Oquist

1019
Citations
Temperature Response of Mesophyll Conductance. Implications for the Determination of Rubisco Enzyme Kinetics and for Limitations to Photosynthesis in Vivo

Carl J. Bernacchi;Carl J. Bernacchi;Archie R. Portis;Archie R. Portis;Hiromi Nakano;Susanne von Caemmerer

878
Citations
A quantitative review comparing the yields of two candidate C4 perennial biomass crops in relation to nitrogen, temperature and water

Emily Heaton;Tom Voigt;Stephen P. Long

694
Citations
Photosynthesis, Productivity, and Yield of Maize Are Not Affected by Open-Air Elevation of CO2 Concentration in the Absence of Drought

Andrew D.B. Leakey;Martin Uribelarrea;Elizabeth A. Ainsworth;Shawna L. Naidu

686
Citations
Free-air Carbon Dioxide Enrichment (FACE) in Global Change Research: A Review

Andrew McLeod;S. P. Long

680
Citations