Jay Weiland in

Jay Weiland

Login to view DISC.
Modeling During Covid-19 Pandemic at Freelance
📍 Greater Chicago Area, United States

Jay Weiland is a Chemical Process Systems Development Lead at Stepan Company, specializing in dynamic modeling and process optimization. A University of Wisconsin-Madison alumnus, he gained significant public recognition for his independent, high-accuracy COVID-19 forecasting, which has been featured in Fortune, TIME Magazine, and on Face the Nation.

Outside of his primary career, Jay dedicates his time to infectious disease modeling, a passion he pursued to provide crucial public health data. His analyses are followed by journalists and the public, showcasing his commitment to applying complex analytical skills for the greater good and transparently sharing his findings on social media.

Fortune Magazine dubbed him a "Leading COVID forecaster" for his influential pandemic modeling work.

Read the full overview →
Experience
13 Years
Current Role
Modeling During Covid-19 Pandemic
Job Level
Mid-senior
Location
Greater Chicago Area, United States
Personality Overview

How Jay shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

Login to view personality overview.
Priorities

Topics Jay cares about

Dynamic Systems Modeling
Applies this core skill to optimize chemical processes at his full-time job and to accurately forecast infectious disease spread as a respected independent analyst.
Infectious Disease Forecasting
His freelance variant modeling and forecasts during the pandemic were featured in numerous national media outlets, including TIME, Newsweek, and Axios.
+5 more topics Login to view topics
Career

Work history

1-2020 - 8-2025
Modeling During Covid-19 Pandemic
Freelance
9-2012
Senior Research: Process Modeler & Systems Development Lead
Stepan Company
9-2012
Sr. Chemical Process Engineer
Stepan Company
7-2007 - 1-2008
Engineer Co-Op
Kimberly-Clark
Process Engineer
Vetter Pharma
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2003 - 2008
BS
University of Wisconsin-Madison
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

Login to view DISC.

Other Freelance Employees

Explore more public profiles from related professionals.

More profiles

Discover additional public profiles from our index.

Unlock the full playbookSee exactly how to sell to Jay. Free, 10 seconds.