Analyzing the believability of game character behavior using the Game Agent Matrix. - Henrik Warpefelt; Magnus Johansson; Harko Verhagen (DiGRA Conference, 2013)

Decoding the social capability of NPCs. - Henrik Warpefelt (FDG, 2013)

Anti-heuristics for maintaining immersion through believable non-player characters. - Henrik Warpefelt; Björn Strååt (FDG, 2013)

Analyzing the Social Dynamics of Non-Player Characters. - Magnus Johansson; Björn Strååt; Henrik Warpefelt; Harko Verhagen (ISAGA, 2013)

Applying the Two-Factor-Theory to the PLAY Heuristics. - Björn Strååt; Henrik Warpefelt (DiGRA Conference, 2015)

Cues and insinuations: Indicating affordances of non-player character using visual indicators. - Henrik Warpefelt (DiGRA Conference, 2015)

The Non-Player Character: Exploring the believability of NPC presentation and behavior. - Henrik Warpefelt (2016)

Probing user opinions in an indirect way: an aspect based sentiment analysis of game reviews. - Björn Strååt; Harko Verhagen; Henrik Warpefelt (MindTrek, 2017)

Towards a Narrative Driven Understanding of Games User Experience. - Henrik Warpefelt; Björn Strååt (HCI (34), 2019)

Micro-level examination of games using Indicator Analysis. - Henrik Warpefelt (FDG, 2020)

A Gap in Games Research: Reflecting on Two Camps and a Bridge. - Henrik Warpefelt (FDG, 2022)

Developing the Relic Series: Exploring the Effects of Remediating Naively Generated Narrative. - Henrik Warpefelt (FDG, 2022)

Guest Editorial Special Issue on User Experience of AI in Games. - Henrik Warpefelt; Christoph Salge; Mirjam Palosaari Eladhari; Magy Seif El-Nasr; Jichen Zhu (IEEE Trans. Games, 2022)

An Examination of the Hidden Judging Criteria in the Generative Design in Minecraft Competition. - Jean-Baptiste Hervé; Christoph Salge; Henrik Warpefelt (IEEE Trans. Games, 2024)