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Q45920241

researcher
Person Human Q45920241

Facts

11 properties
Instance of
human
Sex or gender
male[9]
Date of birth
1970
Place of birth
Darmstadt
Occupation
researcher, psychologist, professor
Employer
University of Erfurt, DIPF | Leibniz Institute for Research and Information in Education, Goethe University Frankfurt, DIPF | Leibniz Institute for Research and Information in Education[6]
Educated at
Goethe University Frankfurt, Goethe University Frankfurt
Official website
www.dipf.de[12]
Doctoral advisor
Helfried Moosbrugger, Volker Hodapp[7][8]
Family name
Hartig[10]
Given name
Johannes[11]
🔖 Identifiers · 15
ISNI
0000000078700067
ORCID iD
0000-0001-6361-4374
VIAF cluster ID
4756993, 1238165628827642480002
Library of Congress Authorities ID
no2008153814
GND ID
128884975
OpenAlex ID
A5011006579
DDB person (GND) ID
128884975
Google Scholar author ID
_SzLypQAAAAJ
NL CR AUT ID
jcu2013792836
Nationale Thesaurus voor Auteursnamen ID
315060670
Parsifal cluster ID
446534
ResearchGate profile ID
Johannes-Hartig
Show all 15 identifiers +3
Scopus author ID
18037163300
WorldCat Entities ID
E39PBJrwTDj4rGPv6G8fcYFqcP
Yale LUX ID
person/74fbbc37-d1e8-4f45-a449-e4f8d4bb3a11

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🔗 Connections
Author of 5
Absolute and Relative Measures of Instructional Sensitivity, Assessment of Competences in Sustainability Management: Analyses to the Construct Dimensionality, Comparing C-tests and Yes/No vocabulary size tests as predictors of receptive language skills, Predicting the Difficulty of Exercise Items for Dynamic Difficulty Adaptation in Adaptive Language Tutoring, Sensitivity of test items to teaching quality
← Authored by 5
Absolute and Relative Measures of Instructional Sensitivity, Assessment of Competences in Sustainability Management: Analyses to the Construct Dimensionality, Comparing C-tests and Yes/No vocabulary size tests as predictors of receptive language skills, Predicting the Difficulty of Exercise Items for Dynamic Difficulty Adaptation in Adaptive Language Tutoring, Sensitivity of test items to teaching quality
Affiliated with 2
DIPF | Leibniz Institute for Research and Information in Education, Individual Development and Adaptive Education of Children at Risk
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Summary

Q45920241 was born in 1970[1] in Darmstadt[2]. He has worked as a researcher[3], psychologist[4], and professor[5].

FAQs

Where was Q45920241 born?

Q45920241's place of birth was Darmstadt[2].

What did Q45920241 do for work?

Q45920241 worked as a researcher[3], psychologist[4], and professor[5].

Related Entities

DIPF | Leibniz Institute for Research and Information in Education

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  2. [9] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . dipf.de. Retrieved . dipf.de. Provenance: wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [1] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  10. [10] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  11. [11] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  12. [12] ↑ . ORCID Public Data File 2020. Retrieved . pub.orcid.org. Provenance: wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Q45920241. Retrieved October 30, 2026, from https://4ort.xyz/entity/q45920241
MLA “Q45920241.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/q45920241.
BibTeX @misc{4ortxyz_q45920241_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q45920241}}, year = {2026}, url = {https://4ort.xyz/entity/q45920241}, note = {Accessed: 2026-10-30}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q45920241 — https://4ort.xyz/entity/q45920241 (retrieved 2026-10-30)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 25w ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
    GND ID → 128884975
    ISNI → 0000000078700067
    Given name → Johannes
    Google Scholar author ID → _SzLypQAAAAJ
    + 23 other properties edited (see Wikidata diff for full list)
    "Changed the item: QuickStatements 3.0 batch #32086: import P21 and P106 from GND (28)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.