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Roberto Ulloa

8 papers hereh-index 450 citations10 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author2
  • middle author4
  • last author2

Across the 8 of 8 papers where every author was matched, so the position is known.

fields
  • cs.CY5
  • cs.CL1
  • cs.HC1
  • cs.IR1
same name
  • Roberto Ulloa — 1 paper
  • Roberto Ulloa — 1 paper, h 3

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedCharacteristics of ChatGPT users from Germany: implications for the digital divide from web tracking data

31 citations · 40 across the 8 of their papers we have counts for

collaborators
Showing 2026Show all

1 paper · 1 filter

cs.CY2026

The Knowledge Gap in a High-Choice Media Environment: Experimental Evidence from Online Search

Roberto Ulloa, Tiedemann Leonard, Peter Selb +1

Persistent inequalities in political knowledge are a central concern in political communication. We organize the mechanisms underlying the knowledge-gap literature by distinguishin…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.