Ph.D. in Ecology, 2007

The Pennsylvania State University, University Park, PA

Advisor: Dr. Roger T. Koide

B.S. in Biology with Honors (Magna Cum Laude), English minor, 2002

Union College, Schenectady, NY

Advisor: Dr. Steven K. Rice



Assistant Teaching Professor: 2015-present

Dept. of Biology, Penn State, University Park, PA

Co-Instructor: Principles and Practices of Organic Agriculture [AGECO 144], Spring 2014

Dept. of Plant Science, Penn State, University Park, PA

Challenged students to apply principles and practices of organic agriculture to hypothetical farms they design as part of a semester-long project

Lecturer: Biology of Populations and Communities [Bio220W], Spring 2008-2012

Dept. of Biology & Dept. of Continuing Education, Penn State, University Park, PA

— Engaged students with inquiry based learning and case studies as part of their course instruction, wrote tests and other assessment materials, and provided letter of recommendation for students

— Contributed to conversations regarding reforming course and laboratory curriculum to make it more inquiry-based and aligned with the 2009 ‘Vision and Change in Undergraduate Biology Education: A Call to Action’ document

General Ecology Field Course Instructor [EEB381], Summer 2009

Ecology and Evolutionary Biology Dept., University of Michigan Biological Station, Pellston, MI

— Led an intensive month-long lecture & lab course where students were also expected to conduct independent research projects

Adjunct Ecology Lab Instructor, Fall 2008

Dept. of Biology, Juniata College, Huntington, PA

— Taught lab modules where students explored the effects of acid mine drainage on the environment


Malcolm GM and Chen YH. (2016) Unintended consequences of plant domestication on plant-insect interactions. National Center for Case Study Teaching in Science University at Buffalo Biological Sciences.

Malcolm GM. (2015) From prairies to corn fields for fuel: a tale of lost carbon. National Center for Case Study Teaching in Science University at Buffalo Biological Sciences.


Research Associate/Post-doctoral Affiliate/Project Manager, 2010-2014

Northeast Sustainable Agriculture Research and Education (NESARE) Dairy Cropping Systems Project, Dept. of Plant Science, Penn State, University Park, PA, Dr. Heather Karsten & 10 other co-principal investigators

— Coordinate a team of professors, graduate students, and undergraduate students that collect data that quantifies all inputs and outputs on a sustainable dairy cropping research farm, mentor graduate and undergraduate students, manage the farm with help from the farm operations crew at Penn State, analyze data collected at the farm, and create outreach materials for the general public

Post-doctoral Researcher, 2008-2010

Plant Pathology, Penn State, University Park, PA, Dr. Maria del mar Jimenez-Gasco

— Maintained a fungal collection of Verticillium dahliae from a global set of host plants and compared genetic diversity of the fungal pathogen population

Post-doctoral Researcher, 2007-2008

Dept. of Horticulture, Penn State, University Park, PA, Dr. Roger Koide

— Quantified the decomposition rates of tissue from different species of ectomycorrhizal fungi in a red pine plantation

PhD Researcher2002-2007

Intercollege Graduate Degree Program (IGDP) in Ecology, Penn State, University Park, PA, Dr. Roger Koide

Built an instrument to examine the metabolic response of microorganisms to short and long-term shifts in temperature including their respiration-temperature sensitivity (Q10) response

Undergraduate Researcher, 2000-2002

Dept. of Biology, Union College, Schenectady, NY, Dr. Steven Rice

Documented the plant community and nutrient cycling effects of an invasive, nitrogen-fixing tree (Black locust) and its removal on native plant communities in an inland pitch pine-scrub oak ecosystem near Albany, NY.


  • To understand how the plant pathogenic fungus, Verticillium dahliae, may potentially subsist and eventually spread in agroecosystems in asymptomatic host plants
  • To quantify microbial feedbacks to carbon cycling in ecosystems and the implications for climate change science
  • To evaluate if sustainably-designed cropping systems provide the environmental benefits expected of them while providing a profitable farming scenario for stakeholders


Malcolm GM, Camargo GC, Ishler VA, Richard TL, and Karsten HD. (2015) Energy and greenhouse gas analysis of northeast U.S. dairy cropping systems. Agriculture, Ecosystems, and Environment.

Jimenez-Gasco MM, Malcolm GM et al. (2014) Complex molecular relationship between Vegetative Compatibility Groups in Verticillium dahliae: VCGs do not always align with clonal lineages. Phytopathology. 104(6):650-659

Koide RT, Fernandez CW, Malcolm GM. (2014) Research Review: Determining place and process: functional traits of ectomycorrhizal fungi that affect both community structure and ecosystem function. New Phytologist. 201(2):433-439

Malcolm GM, Kuldau GA, Gugino BK, Jimenez-Gasco MM. (2013) Hidden host plant associations of soilborne fungal pathogens: An ecological perspective. Phytopathology. 103(6):538-544

Gartner TB, Treseder KK, Malcolm GM, and Sinsabaugh RL. (2012) Extracellular enzyme activity in the mycorrhizospheres of a boreal fire chronosequence. Pedobiologia. 55(2):121-127

Malcolm GM, López-Gutiérrez JC, Koide RT. (2009) Temperature sensitivity (Q10) differed for forest soil layers from the O-horizon in a Pinus resinosa stand. Soil Biology & Biochemistry. 41:1075-1079

Malcolm GM, López-Gutiérrez JC, Koide RT. (2009) Little evidence for respiratory acclimation by microbial communities to short-term shifts in temperature in red pine (Pinus resinosa) litter. Global Change Biology. 15:2485-2492

Koide RT & Malcolm GM. (2009) N concentration controls decomposition rates of different strains of ectomycorrhizal fungi. Fungal Ecology. 2:197-202

Malcolm GM, Rice SK, and Bush DS. (2008) Soil nitrogen conditions approach pre-invasion levels following remediation of nitrogen-fixing black locust (Robinia pseudoacacia) stands in a pine-oak ecosystem. Restoration Ecology. 16(1):70-78

Malcolm GM, López-Gutiérrez JC, Koide RT, Eissenstat DM. (2008) Acclimation to temperature and temperature sensitivity of metabolism by ectomycorrhizal fungi. Global Change Biology. 14(5):1169-1180

López-Gutiérrez JC, Malcolm GM, Koide RT, Eissenstat DM. (2008) Ectomycorrhizal fungi from Alaska and Pennsylvania: adaptation of mycelial respiratory response to temperature? New Phytologist. 180:741-744

Koide RT, Sharda JN, Herr JR, and Malcolm GM. (2008) Ectomycorrhizal fungi and the biotrophy-saprotrophy continuum. New Phytologist. 178(2):230-233



Science Case Network (SCN) Fellow, 2014

Exploring the use of case studies and problem-based learning methods as learning tools for college STEM classrooms.

FIRST IV (Faculty Institutes for Reforming Science Teaching) Postdoctoral Fellow, 2011-2012

Learned about how to integrate inquiry based and cooperative learning activities into college STEM curriculum in two, 3-day workshops, while also developing course materials for a hypothetical introductory biology and evolution course.

NATURE Oral Presentation Award at the Midwest Ecology and Evolution Conference, 2007

Penn State University (PSU) College of Agriculture Competitive Grant Program Research Award for $2000, 2006

‘J. Brian Horton Memorial Award’ for outstanding achievement/service to the Penn State Intercollege Graduate Degree Program (IGDP) in Ecology, 2005

National Science Foundation (NSF) Interdisciplinary Graduate Education Research Training (IGERT) Fellow for the Biosphere-Atmosphere Research Training (BART) program, 2002-2004

Edith Emily MacCoy Prize: Excellence in Botany at Union College, 2002

Leo and Dorothy Spira Scholarship for Academic and Athletic Excellence at Union College, 1998-2002



Rosado S, Karsten HD, and Malcolm GM. 2014. Effects of crop management practices on the soil health indicators, water stable aggregrates and soil organic matter. McNair Scholars Program’s 2014 Research Symposium, Penn State University [oral]

Pasi V, Karsten HD, and Malcolm GM. 2014. Soil carbon levels in diverse cropping systems. Agricultural Research Exposition & Undergraduate Research Exhibition, Penn State University [poster]
(2nd place: Physical Sciences Division at Undergraduate Research Exhibition)

Kirk AJ, Karsten HD, and Malcolm GM. 2012. The effect of crop production practices and seed moisture content on oil yield and meal quality of expeller-pressed canola. Agricultural Research Exposition, Penn State University [poster]
(3rd place for the Undergraduate Research division)

Colihan SG, Malcolm GM, and Jimenez-Gasco MM. 2011. Genetic variation between strains of Verticillium dahliae colonizing oat and potato plants. Undergraduate Research Exhibition, Penn State University [poster]
(2nd place in Health and Life Sciences division)

Shin EB, Malcolm GM, and Jimenez-Gasco MM. 2010. Associations of Verticillium dahliae with asymptomatic plants near diseased potato fields. Undergraduate Research Exhibition, Penn State University [poster]



Malcolm GM. 2013. Mycorrhizal feedbacks with global change: an ecophysiological perspective. In: Special Session: Responses of plant-symbiotic fungi to climate change: diversity, distribution, and function. Mycological Society of America/American Phytophathological Society Joint Meeting in Austin, TX.

Malcolm GM, López-Gutiérrez JC, Koide RK, Eissenstat DM. 2008. Respiratory acclimation to temperature by ectomycorrhizal fungi. University of Cambridge Department Seminar, Cambridge, UK.

Malcolm GM, López-Gutiérrez JC, Koide RK, Eissenstat DM. 2006. Acclimation and adaptation to temperature by ectomycorrhizal fungi. Union College Department Seminar, Schenectady, NY.



Haider K, Malcolm GM, Karsten H, and Koide R. 2013. Effects of cropping system management on mycorrhizal fungi (poster). Tri-Society Meeting, Tampa, FL

Malcolm GM, Camargo G, Richard T, and Karsten H. 2012. Energetic analysis of dairy cropping systems that use straight vegetable oil for fuel on-farm (poster & oral). Post-doctoral Research Exhibition, Penn State University, Ecological Society of America (ESA) Meeting, Portland, OR; Tri-Society Meeting, Cincinnati, OH

Colihan SG, Malcolm GM, and Jimenez-Gasco MM. 2011. Genetic variation between strains of Verticillium dahliae colonizing oat and potato plants (poster). ESA, Austin, TX

Malcolm GM and Karsten HD. 2011. Sustainable Dairy Cropping Systems to Produce Forage, Feed, and Fuel (poster). Post-doctoral Research Exhibition, Penn State University; Tri-Society Meeting, San Antonio, TX

Malcolm GM and Jimenez-Gasco MM. 2010. Associations of Verticillium dahliae with host and non-host plants in agricultural fields (oral). ESA, Pittsburgh, PA

Malcolm GM and Jimenez-Gasco MM. 2010. Phylogenetic relationships of Verticillium dahliae populations are different than expected compared with relationships determined with culture-based methods (poster). GWIS National Bridges Science, Technology, Engineering, and Mathematics Symposium, Penn State University, PA

Malcolm GM, López-Gutiérrez JC, Koide RK, Eissenstat DM. 2005-2008. Respiration acclimation and adaptation to temperature by ectomycorrhizal fungi (different research findings at each conference). ESA, Milwaukee, WI, Memphis, TN, and Montreal, Canada; 5th International Conference on Mycorrhiza, Granada, Spain; Midwest Ecology and Evolution Conference, Kent, OH

Malcolm GM, López-Gutiérrez JC, Koide RK, Eissenstat DM. 2003. A gas-exchange apparatus for measuring the respiration-temperature response of mycorrhizal fungi (poster). Biosphere-Atmosphere Research Training (BART) spring conference. Pellston, MI

Malcolm GM. 2002. Residual effects of invasive black locust trees on restoration of native plant communities (poster). National Conference for Undergraduate Research. Madison, WI. [oral] & Northeast Natural History Conference. Albany, NY


Co-organized 1st, 2nd, 3rd, & 4th Annual Symposium for Sustainable Agricultural Researchers at Penn State University (PSU) with guest speakers from Cornell University (2012), USDA-Beltsville (2013), and Iowa State University (2014)

Co-chaired 2012 workshop: ‘You want to do what? Integrating scientific communication into large undergraduate courses,’ ESA, Portland, OR

Chaired the meeting and poster session planning committees for the 2010 national meeting of Graduate Women in Sciences (GWIS) held at Penn State

Chaired 2009 & 2010 Girl Scout Science Badge Workshops for GWIS, Penn State

Co-organized the 2007 ‘Ecology in Climate Change’ spring seminar series at Penn State

Represented the Ecology Graduate Student Organization (EGSO) on the ‘Program Chair Committee” in 2006 & 2007, Penn State

Co-developed the 2005 Ecology Alternative Career Forum for undergrads and grads at Penn State

Co-taught an Ecology workshop for high school girls as part of the 2004 & 2005 educational camp with Women in Science and Engineering at Penn State

Co-designed the 2004 Northeast Ecology and Evolution Conference website and co-organized the conference event, Penn State

Led the EGSO as Vice President (2003) and President (2004) at Penn State


Member: Ecology Society of America (2005-present), Soil Science Society of America (2010-present), Graduate Women in Science (2009-present), Sigma Xi (2002-2009)

Peer Reviewer: Global Change Biology, Tree Physiology, Fungal Ecology, Ecosphere, & Geoderma


Teaching Training Workshops

  • Science Case Network, Case Study and Problem-Based Learning Workshop, 2014, University of Delaware
  • Updating the Advising Toolbox: Understanding the Complex Needs of Today’s Students, 2013, 12th Annual Professional Development Conference on Academic Advising, Division of Undergraduate Studies, Penn State
  • FIRST IV, Post-doctoral Inquiry-Based Teaching Training Workshops, 2011 & 2012, Kellogg Biological Station, MI
  • “Formative Assessment: Just Do It! Rapid Response to Undergraduate Feedback”, 2012, ESA, Portland, OR
  • “Building Community in Classrooms” & “Student Comprehension of Graphs and Figures”, 2012, Schreyer Institute for Teaching Excellence (SITE), Penn State
  • “Best Practices for Designing Multiple Choice Tests”, 2011, SITE, Penn State
  • “Item Analysis: Improving Multiple Choice Tests”, 2010, SITE, Penn State
  • “Effective Use of Power Point In the Classroom: Assertion Evidence Based Model”, 2009, SITE, Penn State
  • “Clickers, Handsets, and Zappers, Oh My!: Technology That Enhances Student Learning”, 2009, SITE, Penn State
  • “Connecting Small Colleges Into the Larger Scientific Community”, 2006, ESA, Memphis, TN

Research Training Workshops

  • “Dreamweaver: Creating Websites With CSS”, 2009, Penn State
  • “Microbial Ecology Bioinformatics”, 2009, Penn State
  • Molecular Tools For Assessing Fungal Biodiversity”, 2008, ESA, Milwaukee, WI
  • “Sampling Fungi From the Environment: Tools and Challenges”, 2008, ESA, Milwaukee, WI

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