Created in James Madison University's ISAT 341 Simulation and Modeling course by Joseph Straub and Andrew Funkhouser. Based on Mark Heffernan's Glucose-Insulin Insight Maker     Glucose Insulin Model Info:  Translated from Hormone.stm in Dynamic Modeling in the Health Sciences James L hargrove, Spr

Created in James Madison University's ISAT 341 Simulation and Modeling course by Joseph Straub and Andrew Funkhouser. Based on Mark Heffernan's Glucose-Insulin Insight Maker


Glucose Insulin Model Info:

Translated from Hormone.stm in Dynamic Modeling in the Health Sciences James L hargrove, Springer 1998, Ch 24 p255-261, by Mark Heffernan.

WIP concept map to computational model of IMV theory of suicide O'Connor and Nock 2014  Article  (broken link)  more recent  article 2018
WIP concept map to computational model of IMV theory of suicide O'Connor and Nock 2014 Article (broken link)  more recent article 2018
8 months ago
 Jones AP, Homer JB, Murphy DL, Essien JDK, Milstein B, Seville DA.  
 Understanding diabetes population dynamics through simulation modeling  
 and experimentation. American Journal of Public Health 2006;96(3):488-494. 
  http://ajph.aphapublications.org/cgi/content/abstract/96/3/488

Jones AP, Homer JB, Murphy DL, Essien JDK, Milstein B, Seville DA.

Understanding diabetes population dynamics through simulation modeling

and experimentation. American Journal of Public Health 2006;96(3):488-494.

http://ajph.aphapublications.org/cgi/content/abstract/96/3/488

 A generic stock and flow map of Cancer Screening and Treatment. See also  IM-1525  for a specific Prostate PSA Map and  Reference   See  IM-107014  for a more detailed prostate cancer specific map 

A generic stock and flow map of Cancer Screening and Treatment. See also IM-1525 for a specific Prostate PSA Map and Reference  See IM-107014 for a more detailed prostate cancer specific map 

WIP based on 2016  article  The Dynamics of Addiction: Craving versus Self-Control. See also insight with additional  nicotine addiction dynamics IM  added
WIP based on 2016 article The Dynamics of Addiction: Craving versus Self-Control. See also insight with additional nicotine addiction dynamics IM added
 This model shows the Pharmaceutical New Drug Pipeline based on drug release, approval and patent expiry. This pipeline is then linked to patients switching from older drugs to newer drugs based on proven indications and marketing (indication creep). Based on work by Mark Heffernan on the Australian

This model shows the Pharmaceutical New Drug Pipeline based on drug release, approval and patent expiry. This pipeline is then linked to patients switching from older drugs to newer drugs based on proven indications and marketing (indication creep). Based on work by Mark Heffernan on the Australian Pharmaceutical Benefits Scheme for drug subsidy.Conference paper and Larger ithink model

 Fig 4.1 p 86 of Beyond Pleasure and Pain: How Motivation Works  Book  by E Tory Higgins OUP (2011).  Illustration of the relations among variables that contribute to the value experience. See also Effectiveness  IM-2806

Fig 4.1 p 86 of Beyond Pleasure and Pain: How Motivation Works Book by E Tory Higgins OUP (2011).

Illustration of the relations among variables that contribute to the value experience. See also Effectiveness IM-2806

10 months ago
 Minimal model of glucose kinetics by Bergman, used to calculate insulin sensitivity from an Intravenous Glucose Tolerance Test (IVGTT). Plasma insulin I(t) enters a remote compartment X(t) where it is active in accelerating glucose G(t) disappearance into the periphery and liver, and inhibiting hep

Minimal model of glucose kinetics by Bergman, used to calculate insulin sensitivity from an Intravenous Glucose Tolerance Test (IVGTT). Plasma insulin I(t) enters a remote compartment X(t) where it is active in accelerating glucose G(t) disappearance into the periphery and liver, and inhibiting hepatic glucose production. Adapted from Minimal Models for Glucose and Insulin Kinetics: A Matlab implementation by Natal van Riel, Eindhoven University of Technology 2004 by Mark Heffernan.

 Hannon and Ruth Modeling Dynamic Biological Systems p67 adapted to Bond Graph Kinetic Modeling Metabolic Map Alternate Layout of insight  IM-857  Here Join and Split Flows are unfolded rather than using folders around the Stocks.

Hannon and Ruth Modeling Dynamic Biological Systems p67 adapted to Bond Graph Kinetic Modeling Metabolic Map Alternate Layout of insight IM-857 Here Join and Split Flows are unfolded rather than using folders around the Stocks.

10 9 months ago
Unfolding story on social effects of stress and abuse, based on integrating cycles of alienation, emotional regulation in brain development, addiction, and violence/abuse, inspired by Harry Burns IHI London 2015  keynote video  on Glasgow alienation due to housing estates. Also Peggy Thoits 2010 Str
Unfolding story on social effects of stress and abuse, based on integrating cycles of alienation, emotional regulation in brain development, addiction, and violence/abuse, inspired by Harry Burns IHI London 2015 keynote video on Glasgow alienation due to housing estates. Also Peggy Thoits 2010 Stress and Health article
3 9 months ago
Based on Psychological Medicine Dec 2015  article   Depression as a systemic syndrome: mapping the feedback loops of major depressive disorder  by A. K. Wittenborn, H. Rahmandad, J. Rick and N. Hosseinichimeh, mentioned  here
Based on Psychological Medicine Dec 2015 article Depression as a systemic syndrome: mapping the feedback loops of major depressive disorder by A. K. Wittenborn, H. Rahmandad, J. Rick and N. Hosseinichimeh, mentioned here
 An exploration of interactions among 'fuzzy' qualitative concepts that interact to produce either tolerance or violent conflict. ​Z509 p43-49 System Zoo 3 by Hartmut Bossel.

An exploration of interactions among 'fuzzy' qualitative concepts that interact to produce either tolerance or violent conflict. ​Z509 p43-49 System Zoo 3 by Hartmut Bossel.

10 7 months ago
 This map is a WIP derived from the MIT D-memo 4641 presentation by Nelson Repenning 1996 and the paper "Nobody Ever Gets Credit for Fixing Problems that Never Happened: Creating and Sustaining Process Improvement" by Nelson P. Repenning and John D Sterman.  http://bit.ly/jCXGKL  See  Insight 9781  

This map is a WIP derived from the MIT D-memo 4641 presentation by Nelson Repenning 1996 and the paper "Nobody Ever Gets Credit for Fixing Problems that Never Happened: Creating and Sustaining Process Improvement" by Nelson P. Repenning and John D Sterman. http://bit.ly/jCXGKL See Insight 9781 for a simulation of this model. This map adds additional features mentioned in the article to the bare bones simulation in IM-9781

5 10 months ago
 An adaptation of the URBAN1 Model from Navid Ghaffarzadegan, John Lyneis and George P Richardson's How small system dynamics models can help the public policy process. System Dynamics Review 27: 22-44 (2011)  Researchgate link   and  eolss synopsis  based on LA Alfeld and AK Graham's Introduction t

An adaptation of the URBAN1 Model from Navid Ghaffarzadegan, John Lyneis and George P Richardson's How small system dynamics models can help the public policy process. System Dynamics Review 27: 22-44 (2011) Researchgate link  and eolss synopsis based on LA Alfeld and AK Graham's Introduction to Urban Dynamics 1976. Also p 195 (Dynamo Model Listing).

An element of Perspectives: The Foundation of Understanding and Insights for Effective Action. Register at http://www.systemswiki.org/

23 9 months ago
 From FIg.2 Past the Tipping Point:THe Persistence of Firefighting in Product Development by Nelson Repenning, Paulo Goncalves and Laura Black. Calif. Mgt. Review 43(4) p44-63 (2001). Also  From William E. Novak and  Linda Levine CMU SEI Sept 2010 Success in Acquisition: Using Archetypes to Beat the

From FIg.2 Past the Tipping Point:THe Persistence of Firefighting in Product Development by Nelson Repenning, Paulo Goncalves and Laura Black. Calif. Mgt. Review 43(4) p44-63 (2001). Also  From William E. Novak and  Linda Levine CMU SEI Sept 2010 Success in Acquisition: Using Archetypes to Beat the Odds paper and see webpage

 From Jennifer Prah Ruger (2010) Health Capability Conceptualization and Operationalization Am J Public Health 100 p41-49 available from  SSRN   Extended slightly in  IM-791  so use of this is deprecated.

From Jennifer Prah Ruger (2010) Health Capability Conceptualization and Operationalization Am J Public Health 100 p41-49 available from SSRN  Extended slightly in IM-791 so use of this is deprecated.

 Rich picture CLD of Tradeoffs in Responses to Work Pressure in the Service Industry by Rogelio Oliva California Mgt Review 2001 43(4) 26-43  paper

Rich picture CLD of Tradeoffs in Responses to Work Pressure in the Service Industry by Rogelio Oliva California Mgt Review 2001 43(4) 26-43 paper


3 11 months ago
 Sources of Policy Resistance. From  article  Sterman, John D.   Learning from Evidence in a Complex World  Am J Public Health 2006 96: 505-514. See also  fighting complexity  IM-1955

Sources of Policy Resistance. From article Sterman, John D.  Learning from Evidence in a Complex World Am J Public Health 2006 96: 505-514. See also fighting complexity IM-1955

 Critical Systems Heuristics Boundary critique from  Ulrich  See also Critical Systems Thinking  Insight

Critical Systems Heuristics Boundary critique from Ulrich See also Critical Systems Thinking Insight