Resume

Professional Experience

Centers for Disease Control and Prevention (CDC)
Agency for Toxic Substances and Disease Registry (ATSDR)
Geospatial Research, Analysis, and Services Program (GRASP)

Manager/GIS Lead – DRT Strategies (Contractor)
October, 2022 – Present
  • Lead a team of DRT Strategies GIS Analysts supporting the GRASP contract. Provide routine support and direction for staff improvement and innovation, conduct performance evaluations, and mentor staff on skill development.
  • Support DRT business development activities by leading proposal writing, seeking out new business opportunities, and presenting opportunities to senior leadership. Wrote a significant portion of the proposal that won DRT a multi-million dollar contract with the CDC.
  • Serve as deputy Geospatial Services, Training, Analysis, and Resources (GeoSTAR) GRASP unit lead providing leadership, guidance, and project development to GeoSTAR staff. Act as the DRT Strategies manager for the DRT Strategies GIS Analysts supporting GRASP.
  • Develop and administer the workflow for cleaning, processing, and geocoding addresses of all birth and death records for the Division of Vital Statistics (DVS) in the National Center for Health Statistics (NCHS). This process runs for all new records and the additional location information is being used to develop new data visualizations and further research by providing the ability to join additional social/environmental determinants of health.
  • Provide critical support to the Division of Violence Prevention (DVP) in the National Center for Injury Prevention and Control (NCIPC) in the development of a data dashboard that provides the first ever neighborhood level view of certain causes of homicide and suicide. This support includes processing all data for incorporation into the dashboard, advising on appropriate data classification methods for the choropleth maps, and developing a new approach for aggregating neighborhood data to protect personally identifiable information (PII).
  • Lead the development of an innovative analytical and geospatial process for interpreting acute gastrointestinal (AGE) outbreak data on board cruise ships using three-dimensional (3D) geospatial technology. Engage and coordinate extensively with both the CDC’s Vessel Sanitation Program (VSP) in the National Center for Environmental Health (NCEH) and the cruise industry for research development, result translation, and decision making regarding data quality. Support AGE outbreak investigations by assisting with field investigations on board cruise ships, work with cruise ship staff to integrate new data, and present findings to captains and other cruise line public health officials.
  • Serve as the on-scene data and GIS subject matter expert (SME) for the Agency for Toxic Substances and Disease Registry (ATSDR) during the Assessment of Chemical Exposure (ACE) response to the 2023 East Palestine, Ohio train derailment. Support the response by facilitating the sharing of data between local, state, and federal health agencies, developing methods for incorporating RedCAP survey response data into geospatial visualizations, identifying priority areas for additional ACE door-to-door survey administration, incorporating new technology to track survey teams in real time, participating in door-to-door ACE survey administration, and assisting with the development of final reports and publications.
  • Develop and maintain custom Python data processing code on short notice to support the CDC’s Heat Risk Dashboard which is a partnership between the CDC and the National Weather Service (NWS). The code processes NWS heat risk data multiple times per day and creates estimates of populations at risk at the census tract level.
  • Support the Geospatial Research, Analysis, and Services Program’s (GRASP) Environmental Justice Index (EJI) by developing and automating the production of over 3,000 county maps in PDF format, creating a new process for publishing over 60 custom EJI data layers for consumption in a custom web application, and advising on the design of geospatial data visualizations and analytical techniques in order to assist the general public with interpreting data from the
  • Contribute to research exploring the relationship to per- and polyfluoroalkyl substances (PFAS) and Social Vulnerability across the United States. This research could help identify which vulnerable communities are at an elevated risk of PFAS exposure.
  • Assist with the administration and management of an enterprise level implementation of Esri ArcGIS Enterprise called OneMap. This involves serving as an SME on all things Esri and ArcGIS, publishing dynamic and vector tile map services to ArcGIS Enterprise, conducting research on improving the speed and performance of OneMap Services, providing consultation and advice on how other CDC Divisions and Centers can leverage OneMap, and facilitating the use of other ArcGIS Enterprise applications such as Survey123, Experience Builder, Dashboards, Field Maps, and Story Maps.
  • Provide support to the Center for Forecasting and Outbreak Analytics, the Immunization Services Division, Office of Readiness and Response, and the Division of Vector-Borne Diseases among other groups by creating static and interactive maps, automating data processing with Python, and developing new methods and techniques for exploratory data analysis.

The Ohio Colleges of Medicine Government Resource Center (GRC)    

Senior Research Analytics Consultant, Manager Informatics
February, 2022 – October, 2022
Research Analytics Consultant
March, 2020 – February, 2022
  • Led and mentored a small team of researchers working on data visualization, data management, and data analytics. Provided encouragement for future growth and development, feedback on staff performance, and assistance whenever possible.
  • Served as the SME for the use of geospatial technologies and techniques to collect, manage, analyze, and display geospatial health data. Made decisions regarding the quality of geospatial data collected and delivered to GRC, led the advancement of geospatial data visualization techniques, and advised others on the use geospatial sciences for research studies.
  • Provided technical assistance and advice for data collection, data analysis, statistical programming, and interpretation of research results using SAS, R, Python, and SQL coding languages.
  • Managed and led the design of methods and processes to validate and load approximately 1 billion data records per month to Microsoft SQL Server. Reviewed and implemented QA/QC process to evaluate how well the data was loaded.
  • Led the research, development, and implementation of novel methodologies to identify chronically underserved Ohio counties in regard to substance use disorders treatment providers, attribute maternal care providers to individuals based on a custom location based algorithm, and improve the quality of residential address history data for over 15 million records.
  • Leveraged socio-demographic, economic, environmental, and health outcome data from the Ohio Children’s Opportunity Index to support the identification of geographic areas and specific health outcomes that could be addressed through public health interventions.
  • Supported the creation of interactive mapping applications to support the dissemination of information related to hospital surge usage during the COVID-19 pandemic, infant mortality and its potential causes, and overall neighborhood level opportunity in Ohio.
  • Provided technical, methodological, and analytical leadership in the use of geospatial data analytics, cartographic data visualizations, and GIS to interpret and analyze data.
  • Advised on and implemented various methods of geographic aggregation that were based on pre-existing methods as determined from scientific literature reviews. This was conducted to support public health research regarding health outcomes at varying levels of geography.
  • Administered GRCs instance of Microsoft SQL Server. This includes managing all 3 Terabytes of data stored in SQL, creating indexes to improve performance, reviewing data before it gets loaded, design databases to store new data, develop custom code and methods for incorporating new data, and documenting the use of SQL server.

Mercer University, College of Health Professions

Adjunct Faculty, Introduction to Geographic Information Systems (GIS)
January, 2018 – January, 2022
  • Introduced students to the basic concepts and tools of GIS and geospatial sciences to demonstrate the importance of the relationship between place and health.
  • Taught the skills needed for students to use geographic information systems, science, and technology in the public health workplace.
  • Explained and demonstrated how to effectively communicate complex geospatial concepts as they relate to public health.
  • Provided support, guidance, and mentorship for students as they begin their MPH careers.

Wendy’s International Inc.

Sr. Specialist: Global Strategic Development and GIS
October, 2018 – March, 2020
  • Administered and maintained Wendy’s Esri Enterprise Geographic Information Systems data, and tools including ArcGIS Desktop, ArcGIS Pro, ArcMap, and ArcGIS Online.
  • Led the research, application, and management of new data analysis methods for using mobile phone derived human movement and mobility data to interpret individual activity space patterns. These were used to classify stores based on customer movement patterns pre- and post-visit and identify locations for new stores.
  • Developed custom Geographic Information Systems business applications to provide specific demographic and business insights to real estate and development teams.
  • Engaged with Development Leadership team and other stakeholders to inform and establish new restaurant development programs, processes, policies, and strategies.
  • Managed the entire geospatial data infrastructure and provided technical assistance for users collecting new spatial data.
  • Presented results of analysis using mobile phone derived human movement and mobility data to create custom trade areas for each store to the full C-Suite and members of the Board of Directors. This included providing and overview of 6+ months of work, defending assumptions, fielding questions, and demonstrating how this could be used to effectively locate new stores.

Centers for Disease Control and Prevention (CDC)
Agency for Toxic Substances and Disease Registry (ATSDR)
Geospatial Research, Analysis, and Services Program (GRASP)

Expert Consultant – DRT Strategies (Contractor)
September, 2017 – October, 2018
GIS Analyst – TEKSystems (Contractor)
January, 2016 – September, 2017
GIS and Public Health ORISE (Fellow)
November, 2015 – January, 2016

City of Perrysburg, Ohio

Software Specialist
August, 2012 – November, 2015
  • Developed, implemented, and managed the Geographic Information System (GIS) for the City of Perrysburg including ArcGIS Desktop, ArcGIS Server Enterprise, and ArcGIS Pro.
  • Created a novel linear regression based geospatial analytical model to predict travel times for public safety vehicles and determine the optimal location for public safety facilities.
  • Developed and facilitated new geospatial data collection methods that resulted in improved productivity of external contractors.

Franklin County Emergency Management and Homeland Security

GIS Manager
June, 2010 – July, 2012
  • Developed, implemented, and managed an agency wide geographic information system (GIS) for use in the four phases of emergency management: mitigation, preparedness, response, and recovery.
  • Created a web based Common Operational Picture (COP) for use in the EOC during activation based on the Esri ArcGIS quite of products.
  • Served as the subject matter expert (SME) for GIS during numerous tabletop and functional training exercises.

Publications

Crisp CA, Jenkins KA, Dunn I. (2024). A description of the use of geospatial mapping in investigating norovirus outbreaks on US-bound Cruise Ships, 2023. International Maritime Health, forthcoming.

Jonnalagadda, P., Swoboda, C., Singh, P., Gureddygari, H., Scarborough, S., Dunn, I., Doogan, N. J., & Fareed, N. (2022). Developing Dashboards to Address Children’s Health Disparities in Ohio. Applied clinical informatics, 13(1), 100–112. https://doi.org/10.1055/s-0041-1741482

Crisp CA, Jenkins KA, Dunn I, et al. Notes from the Field: Cruise Ship Norovirus Outbreak Associated with Person-to-Person Transmission — United States Jurisdiction. (2023). MMWR Morb Mortal Wkly Rep 2023;72:833–834.

Owusu, C., Flanagan, B., Lavery, A. M., Mertzlufft, C. E., McKenzie, B. A., Kolling, J., Lewis, B., Dunn, I., Hallisey, E. J., Lehnert, E. A., Fletcher, K., Davis, R., Conn, M., Owen, L. R., Smith, M. M., & Dent, A. (2022). Developing a Granular Scale Environmental Burden Index (Ebi) for Diverse Land Cover Types Across the Contiguous United States (SSRN Scholarly Paper No. 4031598). Social Science Research Network. https://doi.org/10.2139/ssrn.4031598

Foster, S., Adams, E., Dunn, I., & Dent, A. (2019). Geographic Information System Data. In S. A. Rasmussen & R. A. Goodman (Eds.), The CDC Field Epidemiology Manual (pp. 319-340). Oxford University Press. doi:10.1093/oso/9780190933692.001.0001.

Peterson, E. L., Carlson, S. A., Ussery, E. N., Dunn, I., Brown, D. R., & Galuska, D. A. (2020). Differences in park plans and policies across U.S. municipalities. Journal of Park and Recreation Administration. doi:10.18666/JPRA-2020-9323

Wilt, G. E., Adams, E. E., Thomas, E., Ekperi, L., Leblanc, T. T., Dunn, I., Noelle-Angelique, M., Carbone, E. G. (2018). A space time analysis evaluating the impact of hurricane sandy on HIV testing rates. International Journal of Disaster Risk Reduction,28, 839-844. doi:10.1016/j.ijdrr.2018.04.003

Presentations

Dunn, I. (2024) Quantiles, Jenks, and Natural Breaks Oh My! An interactive exploration into choosing the most appropriate map classification scheme, presented at the CDC’s Data Visualization Science Advisory Group December Lunch and Learn, 2024.

Dunn, I. (2024) Geographic Aggregation with Python: Introducing a new tool that can quickly and deterministically build new geographies to suite a variety of needs, presented at the CDC’s Geography and Geospatial Science Working Group annual GIS Day, 2024.

Dunn, I. (2022) Geocoding 10 Million Addresses per Month with Street Map Premium, SQL, presented at Esri Developer Summit, Palm Springs, CA, 2022.

Dunn, I. (2017) New approaches to mapping epidemics: Adding geospatial context to epidemiological curves, presented at American Public Health Association (APHA) Annual Conference, Atlanta, GA, 2017.

Dunn, I. (2017) Mapping Epidemics with the Help of Epi Curves, presented at Esri International User Conference, San Diego, CA, 2017.

Dunn, I. (2017) From Boring to Brilliant: Enhancing your maps with cartographic visualizations, presented at CDC Geospatial Sciences Working Group Workshop, Atlanta, GA, 2017.

Education

June, 2010

The Ohio State University

B.A. in Geography
B.A. in International Studies

June, 2010
August, 2015

University of Toledo

Master of Public Health

August, 2015

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