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Network Canvas�Duke Social Networks and Health Workshop 2017

Michelle Birkett, PhD

Assistant Professor, Department of Medical Social Sciences

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www.networkcanvas.com

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Pairwise Adjacency Matrix

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Participant-Aided Sociogram

(Hogan, Carrasco & Wellman, 2007)

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Participant-Aided Sociogram – in LYNC

  • LYNC

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  • Large cohort study of young men who have sex with men (YMSM) ages 16-29 in Chicago (N > 1000)

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  • Collecting multilevel data:
    • Network – Social, sexual, drug
    • Psychosocial – Demographics, mental health, drug and alcohol use, HIV preventive behaviors
    • Biomedical – Testing for HIV (phylogenetic), STIs, and drug use

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  • Participant visits every 6 months for 5 years

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  • Must be intuitive and easy for participants
    • Select, position, and manipulate nodes via touch
  • Must be able to capture
    • up to 40 nodes at each time point
    • alter X alter connections
    • complex node and edge attributes
    • dynamic data across waves
    • skip logic

Software Requirements

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NetCanvas-R Development Team

  • RADAR Network Team Co-Leads
    • Michelle Birkett, PhD – Co-Investigator
    • Noshir Contractor, PhD – Co-Investigator

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  • NU Team
    • Gregory Phillips II, PhD – Research Scientist
    • Patrick Janulis, PhD – Post Doc

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  • Oxford Team
    • Bernie Hogan, PhD – Product Manager
    • Joshua Melville, MS – Lead Developer

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NetCanvas-R

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Project Workflow

Open source [GitHub]

netCanvas Application

RADAR Protocol

JSON File

RADAR Network Interview (netCanvas-R)

RADAR

Database

Analysis

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Relational vs. Graph Databases

Graph

Data stored as node/edge

properties

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Relational

Data stored in a series of

spreadsheets – one with attributes

and one spreadsheet for each

affiliation matrix (sex network,

drug network, etc.)

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Evaluation of the Software

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Efficiency

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“This is a game-changing software idea”

R01 DA042711

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MPIs: Michelle Birkett & Gregory Phillips II

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Timeline

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Outreach

  • Conferences
    • Sunbelt, NASN, APHA, CROI
  • Website
  • Online Focus Groups
  • Yearly Survey

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Community Survey

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Community Survey

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Community Survey

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Sustainment

  • NIH Support
  • Workshops
  • Consultation
  • Strong Community Involvement

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How can you get involved?

  • Keep an eye on our website
      • www.networkcanvas.com
  • Sign up for our mailing list
  • Participate in a focus group
  • Give us feedback

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Thank you funders, institutional support, and staff!�

Thank you staff!

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Research was supported by:

K08 DA037825 (PI: Birkett)

R01 DA042711 (PIs: Birkett and Phillips)

U01 DA036939 (PI: Mustanski)

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birkett@northwestern.edu

www.michellebirkett.com

www.networkcanvas.com

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