John Madsen

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This paper describes an approach for integrating sociological and technical models to develop more complete threat assessment. Current approaches to analyzing and addressing threats tend to focus on the technical factors. This paper addresses development of predictive models that encompass behavioral as well as these technical factors. Using improvised(More)
QUALITY ISSUE Research indicates that 10% of patients are harmed by healthcare but data that can be used in real time to improve safety are not routinely available. INITIAL ASSESSMENT We identified the need for a prospective safety measurement system that healthcare professionals can use to improve safety locally, regionally and nationally. CHOICE OF(More)
  • Michael J Grodowitz, Alfred F Cofrancesco, Robert M Stewart, John Madsen, Don Morgan
  • 2003
Hydrellia pakistanae, a biological control agent of hydrilla, was first introduced into Lake Seminole in 1990. Impact by this species remained low until 1998 when large numbers of individuals and associated impact, as well as increases in native plant diversity, were observed in several locations. In 1999, large-scale reductions in hydrilla were observed(More)
  • Amanda Louise Fernandez, Mississippi State, Mississippi, John D, John D Madsen, Byrd +11 others
  • 2013
Title of Study: Dispersal and management of invasive aquatic plants in Mississippi waterways Pages in Study: 74 Candidate for Degree of Master of Science To understand the flow of water as a factor that influences aquatic vegetation communities and aquatic plant dispersal, custom-made Global Positioning System (GPS) drones were used to monitor the movement(More)
Although native macrophytes are beneficial in aquatic ecosystems, invasive macrophytes can cause significant ecological and economic harm. Numerous studies have attributed invasiveness to species’ characteristics, whereas others attribute invasion to biotic and abiotic characteristics of the invaded community. It has been suggested that studying the link(More)