# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/jack-c-haldeman-ii
# Generated: 2026-08-14T09:39:21.124Z

schema: https://schema.org/Person
url: "https://fame.am/person/jack-c-haldeman-ii"
name: "Jack C. Haldeman II"
slug: "jack-c-haldeman-ii"
description: "Jack Carroll \"Jay\" Haldeman II was an American biologist and science-fiction writer. He was the older brother of SF writer and MIT writing professor Joe Haldeman."
tagline: "American writer and biologist (1941–2002)"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1941-12-18"
deathDate: "2002-01-01"
livingStatus: "DECEASED"
scores:
  popularity:           39.69
  momentum:             0
  historical:           7.673758666666666
  currentAttention:     0
  sourceConfidence:     55.00000000000001
  profileCompleteness:  60
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
platforms:
  - platform:  "WEBSITE"
    url:       "http://www.sff.net/people/jack.haldeman"
sources:
  - url: "https://it.wikiquote.org/wiki/Jack_C._Haldeman_II"
    title: "Wikiquote"
    type:  "WEBSITE"
  - url: "https://ar.wikipedia.org/wiki/%D8%AC%D8%A7%D9%83_%D8%B3%D9%8A._%D9%87%D8%A7%D9%84%D8%AF%D9%85%D8%A7%D9%86_%D8%A7%D9%84%D8%AB%D8%A7%D9%86%D9%8A"
    title: "جاك سي. هالدمان الثاني"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%AC%D8%A7%D9%83_%D8%B3%D9%89._%D9%87%D8%A7%D9%84%D8%AF%D9%85%D8%A7%D9%86_%D8%A7%D9%84%D8%AB%D8%A7%D9%86%D9%89"
    title: "جاك سى. هالدمان الثانى"
    type:  "WIKIPEDIA"
  - url: "https://bg.wikipedia.org/wiki/%D0%94%D0%B6%D0%B0%D0%BA_%D0%A5%D0%BE%D0%BB%D0%B4%D0%B5%D0%BC%D0%B0%D0%BD"
    title: "Джак Холдеман"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Jack_C._Haldeman_II"
    title: "Jack C. Haldeman II"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Jack_C._Haldeman_II"
    title: "Jack C. Haldeman II"
    type:  "WIKIPEDIA"
  - url: "https://fi.wikipedia.org/wiki/Jack_C._Haldeman_II"
    title: "Jack C. Haldeman II"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%92'%D7%A7_%D7%94%D7%95%D7%9C%D7%93%D7%9E%D7%9F"
    title: "ג'ק הולדמן"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Jack_C._Haldeman_II"
    title: "Jack C. Haldeman II"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q4357621"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump