- Assistant Professor
Areas of Expertise
- Evolutionary Ecology of Legumes and Rhizobia
- Plant-microbe-climate interactions
- Mutualism Evolution
- Bio-inoculants and leguminous cover crops
- Biological Nitrogen Fixation
- Individual-based modeling
- Genome-Wide Association Studies (GWAS)
- Evolve and Resequence
- Professor of Horticultural Systems Management
Areas of Expertise
- Sustainable vegetable systems
- Organic vegetable systems
- Field vegetable production systems
- High tunnel vegetable production systems
- Hydroponic vegetable systems
- Email ess11@psu.edu
- Office 814-863-2433
