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Ike Net: Email and Friendship Evolution Cover

Ike Net: Email and Friendship Evolution

By: Ian McCulloh  
Open Access
|Jun 2018

Figures & Tables

j_connections-2017-008_tab_005

4. Data Details 
Response Rate100% for email networks, collected at the central server92% for self-reported survey networks100% for attribute data, collected from personnel files
Non-RespondentNone. There was no dyadic change from the data collected in the pre-
Biasceding and following time periods for the few cases of missing data, allowing easy interpolation of data
Theoretical GroupingN/A
Publication Using These DataNone to date
Data ContextFriendship formation among a group of mid-career military officers in a one-year graduate school program
RespondentsMid-career military officers in the Eisenhower Leadership Development Program of the US Army and Columbia University
LongitudinalThe first 14 weeks of the program.
TemporalityMultiple ties are recorded between actors on a weekly basis. Assign-ment cycles typically involved major assignments due every other week.
Analytical or Pedagogical Utility
  • Longitudinal network data with 14 time periods

  • Multi-level networks with three relations: self-reported friendship, self-reported time spent together, email

  • Network evolution, capturing data as the actors meet for the first time

  • Node and edge covariates

Known Issues 

j_connections-2017-008_tab_002

CodedRating (this is what was shown to respondents)
1“I avoid this person”
2“I associate with this person only for official business at work”
3“I socialize with this person at work”
4“I occasionally (monthly) get together with this person outside of work”
5“I regularly (weekly) get together with this person outside of work”
6“I regularly (weekly) spend time with this person at their/my home”
7“I go on pass/leave [vacation] with this person”

j_connections-2017-008_tab_001

CodedRating (this is what was shown to respondents)
1“I strongly dislike this person”
2“I do not care for this person”
3“I am neutral toward this person”
4“I like this person”
5“This person is one of my better friends at this duty station”
6“This person is one of my better friends overall”
7“I consider this person one of my closest friends”

j_connections-2017-008_tab_004

ColumnAttributeDescription
KGPAUndergraduate GPA on program application
LGRE1Verbal score on graduate record exam from application
MGRE2Math score on graduate record exam from application
NheightHeight, in inches
OHORState listed as home of record
Plang1Secondary language after English
Qlang2Tertiary language after English
RmaritalMarital status: single, married, or divorced
SOPNTourNumber of operational deployments, not classified as combat
TRaceCaucasian (C), Black (B), and Asian (A)
UReligionReligion as reported in personnel file
VRest TourUnknown – Included in personnel file
WsexSex
Xskill1Additional skill identifier to denote certain skills used in assignment decisions, such as paratrooper or ranger.
Yskill2As above
Zskill3As above
AAskill4As above
ABskill5As above
ACspousebirthSpouse’s location of birth
ADstateState of residence on record for tax purposes
AEUndergrad MajorAcademic major studied in undergraduate program
AFUndergrad SchoolName of the undergraduate academic institution
AGWeightOfficer’s weight in pounds
AHYGOfficer’s year group, usually the year they commissioned

j_connections-2017-008_tab_003

ColumnAttributeDescription
Along tourNumber of overseas assignments the officer has had that exceed one year
Bshort tourNumber of overseas assignments the officer has had that are one year or less
CcommandsNumber of command assignments the officer has had
DbirthplaceOfficer’s state of birth
EbranchTwo letter designation of the officers career field
FCbt TourNumber of combat deployments completed
GKidsNumber of children the officer lists as dependents
HCmdMosNumber of months spent in command assignments
IcommSource of commission: United States Military Academy (US-MA), Reserve Officer Training Corps (ROTC), or Officer Candi-date School (OCS)
JfollowonFollow-on assignment after officer finishes program
DOI: https://doi.org/10.21307/connections-2017-008 | Journal eISSN: 2816-4245 | Journal ISSN: 0226-1766
Language: English
Page range: 89 - 94
Published on: Jun 4, 2018
Published by: International Network for Social Network Analysis (INSNA)
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2018 Ian McCulloh, published by International Network for Social Network Analysis (INSNA)
This work is licensed under the Creative Commons Attribution 4.0 License.