Talks

EXPOSITORY TALKS

An SIR Disease with Vaccination and Immunity Loss.
(November, 2025)
A Comparison of Four Predator-Prey Differential Equation Models.
(March, 2023)
Automated Data Analysis in NetLogo.
(Given at ICTCM, March, 2023)
Mathematical Modeling in Biology.
(Given as a guest lecture for the CURE Workshop, June, 2021)
This talk focused on general principles of modeling, using the SEIR epidemic model as an illustration.
Introduction to Mathematical Models in Epidemiology.
(Given as a guest lecture for Math in the City, January, 2021)
The Past, Present, and Future of Endangered Whale Populations: Qualitative Analysis and Modeling.
(Originally given at the Joint Math Meetings, January, 2020)
(Revised in December 2020 to match CODEE paper)
Mathematical Modeling in Population Dynamics.
(Given at Sweet Briar College and University of Richmond, November, 2008)
Population Growth in a Structured Population.
(Given at Benedictine College, College of DuPage, and Marymount University, November, 2008)
A Mathematical Model for a Self-Limiting Population.
(Given at the Joint Math Meetings, January, 2005)
A Simple Introduction to Integral Equations.
(Given at Mathematics on the Northern Plains, Dordt College, April, 2004)
A Math Problem for a Mission to Mars.
(Given at Mathematics on the Northern Plains, Dordt College, April, 2004)

PEDAGOGICAL TALKS

Mentoring Undergraduate Research Students in Mathematical Modeling.
(Given at St. Louis University, October, 2025)
Designing Undergraduate Research Projects in Mathematical Modeling for an ODE Course (or research).
(Given at the AMS Sectional meeting, St. Louis, October, 2025)
Research with Mathematical Models.
(Given for the UNL Math in the City research course, February, 2023)
A COVID-19 Model and its Matlab Implementation.
(Given as an interactive presentation at the SIMIODE Workshop, February, 2021)
This talk focused on the P3 module that can be found at the UNL COVID-19 Teaching Module page.
Dynamical Systems for Students with Minimal Calculus Background.
(Given at the SMB Annual Meeting, July, 2015)
Using Virtual Laboratories to Teach Mathematical Modeling.
(Given at the SMB Annual Meeting, July, 2012)
(The talk also used demonstrations of my BUGBOX virtual laboratory software.)
Designing Math Courses: Pedagogical Issues.
(Given at the Joint Math Meetings, January, 2009)
A Terminal Post-Calculus-I Mathematics Course for Biology Students.
(Given at the Society for Mathematical Biology annual meeting, Toronto, August, 2008)
Teaching Biology in Mathematics Classes.
(Given at the Nebraska-South Dakota MAA Sectional meeting, Wayne State College, April, 2008)
Assessment Using Online Management Systems.
(Given at the Joint Math Meetings, January, 2006)

EPIDEMIOLOGY RESEARCH TALKS

OTHER BIOLOGY RESEARCH TALKS

Using NetLogo for Modeling of Virtual Worlds.
(Given at the SMB Annual Meeting, July, 2023)
Decomposition Rate as an Emergent Property of Optimal Microbial Foraging.
(Given at the UNL math bio seminar, November, 2022)
A Competition Model with Seasonal Reproduction.
(Given at Iowa State University, March, 2022)
The Local Control Theory of Plant Resource Allocation.
(Given at the University of Ottawa Applied Mathematics Colloquium, October, 2020)
A Consumer-Resource Model with Synchronized Reproduction.
(Given at the ICMA Meeting by Richard Rebarber, September, 2019)
Using Scaling and Asymptotics to Simplify Dynamical Systems.
(Given at the SMB Annual Meeting, June, 2013)
An Optimization Model that Links Masting to Seed Herbivory .
(Given at the SMB Annual Meeting, July, 2012)
Predator-Prey Interaction in Structured Models.
(Given at the Joint Math Meetings, January, 2008)