105 People Results for the Tag: Effect

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Ottar Bjornstad

Huck Chair of Epidemiology; Distinguished Professor of Entomology and Biology; Adjunct Professor in Statistics
Population ecology and population dynamics with particular emphasis on mathematical and computational aspects

Center for Infectious Disease Dynamics

John Carlson

Professor of Molecular Genetics; Director, Schatz Center for Tree Molecular Genetics
Genome mapping, including genetic linkage mapping, molecular cytogenetics; studies of genetic diversity in forests.

Jessica Conway

Associate Professor of Mathematics
Viral infection dynamics and interplay with therapies for elimination or control

Center for Infectious Disease Dynamics

Sagan Friant

Assistant Professor of Anthropology
Evolutionary anthropology of human health, disease ecology, nutrition, socio-ecological systems, bushmeat hunting, Nigeria.

Center for Infectious Disease Dynamics

Heather Hines

Associate Professor of Biology and Entomology
Applies genomic, transcriptomic, phylogenomic, and bioinformatic approaches to study the evolution and genetics of diverse traits in bees and wasps. This includes study of mimetic color diversification, plant gall induction, novel morphologies, speciation, and social evolution.

Sally Mackenzie

Director of the Plant Institute; Huck Chair of Functional Genomics; Professor of Biology and of Plant Science
Organelle biology and cellular specializations. Plant epigenetics, memory and phenotypic plasticity. Crop epigenetic breeding.

Timothy McNellis

Associate Professor of Plant Pathology & Environmental Microbiology
Genetics, molecular biology and physiology of plant interactions with phytopathogenic bacteria. Signal transduction events involved in plant disease resistance. Genetic control of plant hypersensitive cell death.

George Perry

Professor of Anthropology and Biology
Anthropological genomics, paleogenomics, human body size evolution, parasite evolution, and evolutionary medicine.

Center for Infectious Disease Dynamics

David Toews

Assistant Professor of Biology

Anne Vardo-Zalik

Assistant Professor of Biology
The ecology and population genetics of malaria parasites and their vectors

Center for Infectious Disease Dynamics

Edward Levri

Associate Professor of Biology
Research interests lie in the evolutionary ecology of parasitism and disease, invasion ecology, and predator-prey interactions.

Center for Infectious Disease Dynamics

Judd Michael

Nationwide Insurance Professor of Safety & Health; Professor of Agricultural and Biological Engineering

James Marden

Associate Director of Operations, Huck Institutes of the Life Sciences; Professor of Biology
How physiological variation within species affects their ecology and evolution. Primarily with insects, but recently also with plants, and a particular interest in allelic variation in the pathogen resistance genes of tropical trees.

Center for Infectious Disease Dynamics

Brenna Traver

Assistant Professor of Biology

Burt Staniar

Assistant Professor of Equine Science

Dave Biddinger

Research Professor; Tree Fruit Research Entomologist

Doug Miller

Professor of Ecosystem Science and Managment

Edwin Rajotte

Professor of Entomology and IPM Coordinator

Erica Smithwick

Professor of Geography
Understanding how a wide range of disturbances, especially fire, affect ecosystem function at landscape scales.

Gary Felton

Professor and Department Head of Entomology
Plant-herbivore interactions. Adaptive responses of herbivores to plant defenses. Herbivore cues recognized by plants with specific focus on biochemical and molecular analysis of salivary secretions.

Jared Ali

Associate Chair, Intercollege Graduate Degree Program in Ecology; Director of the Center for Chemical Ecology; Associate Professor of Entomology
Behavior and chemical ecology of multi-trophic interactions, including plant responses to below-ground herbivory and nematode. Insect community ecology, chemical ecology, and coevolution. Trophic cascades, above- and below-ground interactions, chemotaxis of soil nematodes, and evolution of plant defense strategies.

Julie Urban

Associate Research Professor

Leonid Berlyand

Co-Director of the Center for Mathematics of Living and Mimetic Matter; Professor of Mathematics

Margarita Lopez-Uribe

Associate Professor of Entomology
How environmental change and human management shape bee health and long-term persistence of their populations in agricultural areas.

Center for Infectious Disease Dynamics

Paul Bartell

Associate Professor of Avian Biology
The regulation of biological clocks in birds at the systems level.

Robert Berghage

Associate Professor of Plant Science
Environmental plant physiology. Controlled and modified environments for plant growth. Eco-roofs, rooftop greening, and other uses of plants in distributed stormwater management systems.

Tracy Langkilde

Penn State Interim Executive Vice President and Provost; Dean of the Eberly College of Science; Professor of Biology
The interface of ecology and evolution to understand how an organism's traits are matched to its environment and responds to novel selective pressures imposed by global environmental change, and the consequences of this adaptation.

Center for Infectious Disease Dynamics

David Kennedy

Assistant Professor of Biology
Ecology and evolution of infectious diseases, with particular interest in how disease dynamics influence pathogen emergence, virulence evolution, and drug or vaccine resistance.

Center for Infectious Disease Dynamics

David Eissenstat

Professor of Woody Plant Physiology
Plant physiological ecology. Root biology and physiology. Plant carbon and nutrient economies.

Mark Guiltinan

Director, Plant Institute; J. Franklin Styer Professor of Horticultural Botany; Professor of Plant Molecular Biology
Plant functional genomics, metabolomics and biotechnology. Identification of key genes for disease resistance and important traits in the tree crop Theoboma cacao, the Chocolate tree.

Margot Kaye

Professor of Forest Ecology
Vegetation dynamics; global change ecology; interactions among vegetation, climate and human land use; dendrochronology; disturbance history; environmental change.

Denice Wardrop

Research Professor of Geography; Director of Riparia

Margaret Brittingham

Professor of Wildlife Resources
Avian ecology; avian response to oil and gas exploration and development; effects of habitat fragmentation on bird populations; managing wildlife on private land

Jason Kaye

Chair, Intercollege Graduate Degree Program in Ecology; Professor of Soil Biogeochemistry
Ecosystem ecology; global change biology; biogeochemistry of nitrogen and carbon cycling in managed and unmanaged ecosystems.

Kyle Smith

Anthropology Graduate Student
How the social relationship between dogs and humans impacts dogs biologically.

Carolyn Mahan

Professor of Biology
The study of biodiversity in threatened ecosystems, the effects of human-modified landscapes on wildlife, and behavioral ecology of sciurids. Dr. Mahan teaches introductory biology, environmental studies, field ecology, and evolution.

David Miller

Professor of Wildlife Population Ecology
Population ecology, quantitative ecology, avian and amphibian ecology, conservation decision analysis, life-history evolution.

Armen Kemanian

Professor of Production Systems and Modeling
Agricultural Systems, Agricultural and Natural Systems Modeling, Soil Carbon and Nitrogen Cycling, Bioenergy Systems, Coupled Hydrologic and Nutrient Modeling, and Plant Competition

Laura Leites

Research Professor of Quantitative Forest Ecology
Adaptation to climate in forest trees, seed movement under a changing climate, forest ecosystem modeling.

Jonas Rubenson

Associate Professor of Kinesiology
Integrating experimental and modeling approaches to study gait and skeletal muscle function during locomotion in both health and disease/impairment. In particular, the relationship between in vivo muscle mechanics and metabolic energetics and mechanisms underlying locomotor adaptation and optimization.

Megan Schall

Assistant Professor of Biology

Julian Avery

Assistant Research Professor
Conservation biology, invasive species ecology, effects of human disturbance on biodiversity, illegal reptilian wildlife trade, animal coloration and the ecology of visual signals.

Anna Estes

Assistant Research Professor

Derek Lee

Associate Research Professor

Herschel Elliott

Professor of Agricultural and Biological Engineering

Lee Ahern

Associate Professor of Advertising and Public Relations

Justine Blanford

Associate Teaching Professor

Howard Fescemyer

Assistant Research Professor

Michael Jacobson

Professor of Forest Resources

Heather Karsten

Associate Professor of Crop Production/Ecology

Felipe Montes

Assistant Research Professor
Modeling of agricultural production systems, greenhouse gas emissions, water quality and environmental impacts; Advanced instrumentation and field research techniques for collecting data to feed the process-based models; Bioenergy and biomass production, green house mitigation, life cycle analysis and carbon footprint determination, whit emphasis on shrub coppice willow

Ruairidh Sawers

Assistant Professor of Plant Response to Abiotic Stress
Local adaptation and stress tolerance in crop plants and their wild relatives; plant nutrition; arbuscular mycorrhizae; maize genetics and genomics.

John Wallace

Assistant Professor of Weed Science

Sara Hermann

Assistant Professor of Arthropod Ecology and Trophic Interactions

Liana Burghardt

Director of the Center for Root and Rhizosphere Biology; Huck Early Career Chair of Root Biology and Rhizosphere Interactions; Assistant Professor of Plant Science
Plant-microbe-climate interactions; the evolution and ecology of legumes and nitrogen-fixing rhizobia; the genomic basis and environment dependence of root, nodule, and mutualism traits; GWAS/transcriptomics/evolve & resequence methodologies

William Driscoll

Assistant Professor of Biology

Carolyn Lowry

Assistant Professor of Plant Science

Autumn Sabo

Assistant Professor of Biology
How anthropogenic stressors affect plant communities, conservation, and restoration options. Recent work has focused on how deer and silvicultural techniques impact forest understories, with future projects likely extending to rare and invasive plant biology as well as climate change adaptation.

Tom Richard

Professor of Agricultural and Biological Engineering
Application of fundamental engineering science to microbial ecosystems, developing innovative strategies for a more sustainable agriculture and the emerging bio-based economy.

Mohammad Rezaee

Associate Professor of Mining Engineering

James Shortle

Distinguished Professor of Agricultural and Environmental Economics

Jack Watson

Professor of Soil Science

Chris Forest

Professor of Climate Dynamics

Helen Greatrix

Assistant Professor of Remote Sensing and Geo-statistics

Douglas Wrenn

Assistant Professor of Environmental and Resource Economics

Corien Bakermans

Professor of Microbiology (Altoona)

Xiang Zhu

Assistant Professor of Statistics
Statistical Genetics and Genomics

Jason Keagy

Assistant Research Professor of Wildlife Behavioral Ecology
Cognitive ecology (with studies at genome, individual, and species levels). I am particularly interested in applications for solving wildlife management problems

Franny Buderman

Assistant Professor of Quantitative Wildlife Ecology
Quantitative ecology, with a focus on the demography, space-use, and movement of wildlife.

Brad Cardinale

Department Head, Ecosystem Science and Management

Jill Hamilton

Director of the Schatz Center for Tree Molecular Genetics; Associate Professor
Genomic basis of climate adaptation, conservation, and restoration genetics.

Monica Kersch-Becker

Assistant Professor of Entomology

Travis Flohr

Assistant Professor of Landscape Architecture

Tom Stewart

Assistant Professor of Biology
Evolutionary and developmental approaches to ask: how does morphological novelty evolve, and what are the causes of major evolutionary transitions?

Joel Landry

Assistant Professor of Environmental and Energy Economics
The welfare evaluation of current and proposed policies given the presence of pre-existing policy distortions and multiple market failures, and the evaluation of the incentives, institutions, and decision-making processes that explain why imperfect policies often emerge

Megan Marshall

Associate Teaching Professor of Agricultural and Biological Engineering

Tong Qiu

Assistant Professor of Multifunctional Landscapes
Using monitoring studies and remote sensing to determine climate controls on biodiversity and forest dynamics in combination with extensive modeling to forecast future change

Yogasudha Veturi

Assistant Professor of Biobehavioral Health and of Statistics
Developing novel statistical and machine learning methods to better understand shared genetics between complex human diseases across the “phenome” and their connections with cognitive decline as well as genetic underpinnings of sex and ancestral differences in cognitive decline.

Juan Pablo Gevaudan Burgos

Assistant Professor of Architectural Engineering
Conventional and low-CO2 concrete technology, durability science of cementitious materials, cement chemistry, extra-terrestrial applications, automated construction, advanced materials manufacturing and characterization of cement-based materials.

Lynne Beaty

Assistant Professor of Biology, Penn State Behrend
Behavioral ecology with a particular emphasis on the role of previous experience with predation risk on the phenotype of prey; anurans, freshwater biology, latent/carry-over effects, phenotypic plasticity

Caio Brunharo

Assistant Professor of Weed Science
Weed adaptation to agricultural practices and climate change; Weed biology, ecology, and evolution; Abiotic stress; Herbicide resistance.