Data received May 2024

Full-time employees

250

Median pay

$51,075

Average pay

$54,039

IL Natural History Survey

Employees by pay range

Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.

Employees

Click on one of the headers below to sort a column. Data shown reflects actual gross pay for 2023, except where noted otherwise.

 

Name

Position Gross pay Date hired
Soeken-Gittinger, Lori A. Aquatic Ecologist $59,996 July 1, 2008
Solomon, Levi Eric Assoc Res Sci, Lg River Ecol $68,223 April 1, 2011
Soto Patino, Dora Juliana Grad Res Assistant $36,283 Aug. 16, 2022
Spear, Michael John Assistant Res Sci, Quant Ecol $60,850 Feb. 22, 2021
Spencer, Joseph Lee Principal Insect Behaviorist $98,989 July 1, 2008
Spina, Joseph Michael Grad Res Assistant $32,557 May 27, 2019
Spyreas, Greg Richard Assoc Res Sci, Botany $75,066 July 1, 2008
Stacy Duffy, William L. Vst Sr Sci Spec, Aquatic Ecol $51,972 Nov. 19, 2018
Stanhope, Kimberly Anne Outr Coord $50,897 Aug. 9, 2010
Stasavich, Laura Assistant Res Sci, Survey Mntrg $60,850 May 16, 2022
Stephens, Daniel James Assoc Res Sci, Hunter Rr&R $57,060 May 17, 2017
Stephens, Lauren Josie Sr Sci Spec, Human Dim Res $48,112 July 15, 2019
Stodola, Alison Price Assistant Aquatic Field Biol $65,539 Jan. 5, 2009
Stodola, Kirk Assistant Res Sci, Population Ecol $79,067 June 16, 2011
Stone, Christopher Michael Medical Entomologist $87,264 July 3, 2017
Strailey, Katherine Postdoc Res Assoc $57,875 Sept. 28, 2022
Swedberg, Dusty Allen Sr Sci Spec, Crustacean Ecol $44,003 Aug. 24, 2020
Szott, Emily Ann Assistant Res Sci, Lg Rvr Fish Ecol $50,979 Nov. 4, 2019
Tan, Milton Assistant Res Sci, Bio Genomics $82,103 Aug. 16, 2018
Taylor, Christopher A. Prin Res Sci, Crust Fish Biol $134,169 March 1, 2024
Tiemann, Jeremy S. Assoc Res Sci, Aquatic Ecol $75,448 July 1, 2008
Trivellone, Valeria Assistant Res Sci, Vector Ecol $54,478 Jan. 1, 2023
Tuten, Holly C. Assoc Res Sci, Vector Ecol $60,649 Oct. 16, 2019
Tweddale, Tari Ann Assoc Res Sci, GIS $82,960 July 1, 2008
Twellmann, Curtis L. Sci Spec, Regional R3 Planner $46,743 Nov. 23, 2020
Ulaszek, Eric Frank Assoc Res Sci, Botany $76,629 July 29, 2013
Vaske, Jerry J. Academic Hourly - Research $35,400 June 1, 2021
Vaske, McKensie Anne Academic Hourly - Research $33,140 May 23, 2022
Vembar, Rohini Grad Res Assistant $29,609 June 16, 2022
Vigilante, Domenico Graziano Academic Hourly - Research $29,893 April 25, 2022
Vinsel, Rachel M. Sr Sci Spec, Malacology $54,452 March 16, 2015
Walberg, Eric Michael Assistant Res Sci, Human Dim Res $56,266 May 28, 2019
Ward, Abbigail Frances Sci Spec, Field Sci $44,491 Jan. 20, 2021
Weyers, David Philip Assistant Res Sci, Large River Ecol $50,708 June 1, 2022
Whitten Harris, Andrya L. Assistant Res Sci, Lg Rvr Fish Ecol $55,688 July 25, 2016
Wieland, Andrew Assistant Res Sci, Lg Rvr Fish Ecol $48,173 April 25, 2022
Wiesbrook, Scott M. Assoc Res Sci, Wetland Soils $79,366 July 1, 2008
Williams, Brent Daniel Assistant Res Sci, Human Dim $53,020 Aug. 16, 2022
Williams, Jesse Assistant Res Sci, Lg Rvr Fish Ecol $50,979 May 6, 2019
Williams, Kyreon Davonta Academic Hourly - Research $21,054 Aug. 30, 2018
Williamson, Dalton Riley Sr Sci Spec, Wetland Soils $52,175 April 17, 2019
Wilm, Brian W. Prin Res Sci, Wetland Sci $101,641 July 1, 2008
Witzel, Zachary John Assistant Res Sci, Lg Rvr Fish Ecol $50,979 Aug. 17, 2020
Yan, Jiayue Assistant Res Sci, Mosquito Bio $51,001 April 23, 2018
Yff, David John Assistant Res Sci, Aquatic Ecol $45,435 Aug. 16, 2022
Yoder, Matthew Jon Assoc Res Sci, Biodvsty Info $100,563 March 1, 2012
Zaya, David Nouya Assoc Res Sci, Plant Ecol $71,438 July 1, 2013
Zercher, Bradley Sr Sci Spec, GIS $60,023 July 1, 2008
Zilinger, Amber Mae Academic Hourly - Research $20,871 Nov. 16, 2023
Zinnen, Jack Henry Assistant Res Sci, Wtlnd Plant Ecol $57,807 Aug. 22, 2022

Note: To learn how the Post-Dispatch calculates figures such as the number of full-time employees or median pay, as well as other important explanations and caveats, please see the About page.