Publications

See ResearchGate for fulltext PDFs

Software

OpenRepGrid: Tools to Analyze Repertory Grid Data | github | CRAN | docs

gridsampler: A Sample Size Simulation Tool for Multiple Grid Studies | github | CRAN | docs

OpenRepGrid.ic: A Software for Interpretive Clustering. | github | CRAN | docs

Patents

Device for loading and unloading a transport container (EP1600408A2)

Papers

Heckmann, M. (forthcoming). A Probabilistic Construct Elicitation Model and its Implications for Grid Statistics.

Heckmann, M. (2024). OpenRepGrid: An R Package for the Analysis of Repertory Grid Data. Journal of Open Source Software, 9(104), 6918, https://doi.org/10.21105/joss.06918 [PDF]

Heckmann, M., Burr, V., & King, N. (2023). OpenRepGrid.ic: A Software for Interpretive Clustering. Journal of Open Source Software, 8(82), 3292, https://doi.org/10.21105/joss.03292 [PDF]

Burr, V., King, N., & Heckmann, M. (2022). The qualitative analysis of repertory grid data: Interpretive Clustering. Qualitative Research in Psychology, 19(3), 678–702. https://doi.org/10.1080/14780887.2020.1794088

Bundtzen, H., Heckmann, M., & Hinrichs, G. (2021). A Constructivist Approach to Visualise Organisational Agility. Business Ethics and Leadership, 5(2), 96–106. https://doi.org/10.21272/bel.5(2).96-106.2021 [PDF]

Schubert, C., Heckmann, M., Höhn, S., Pappritz, J. von, & Elfert, L. (2020). Investitions- und Instandhaltungsstrategie von Personenbahnhöfen: Fortschreibung und strategische Neuausrichtung des amp-Modells für die Verkehrsstationen und die Empfangsgebäude der DB Station&Service AG. Der Eisenbahningenieur, 71(10), 35–39. [PDF]

Heckmann, M., Pries, J. C., Engelhardt, T.-C., Meixner, J., Saúl, L. A., Perea-Luque, J. R., & López-González, M. A. (2019). On the Relation Between Subjective Importance and Elicitation Order of Constructs. Journal of Constructivist Psychology, 32(1), 18–32. https://doi.org/10.1080/10720537.2017.1351013

Höft, N., Heckmann, M., & Jankowicz, D. (2019). Systematic Integration of Quantitative Measures into the Qualitative Content Analysis of Constructs. Journal of Constructivist Psychology, 32(4), 345–369. https://doi.org/10.1080/10720537.2018.1515044

Heckmann, M., & Kisse, M. (2018). Reasons to Randomize: Sort-Specific Effects on Construct Content in Cross-Sectional Repertory Grid Studies. Journal of Constructivist Psychology, 31(2), 163–185. https://doi.org/10.1080/10720537.2017.1299654

Gierke, L., Binder, N., Heckmann, M., Odağ, Ö., Leiser, A., & Kedzior, K. K. (2018). Definition of intercultural competence (IC) in undergraduate students at a private university in the USA: A mixed-methods study. PLOS ONE, 13(4), e0196531. https://doi.org/10.1371/journal.pone.0196531

Heckmann, M., & Burk, L. (2017). Gridsampler – A simulation tool to determine the required sample size for repertory grid studies. Journal of Open Research Software, 5(2). https://doi.org/10.5334/jors.150

Pries, J. C., & Heckmann, M. (2017). Der Ameisenhaufen und die Königin. In hochvernetzten Organisationen wird Führung komplexer – nicht überflüssig. OrganisationsEntwicklung Zeitschrift für Unternehmensentwicklung und Change Management, 3, 68–71.

Heckmann, M., & Bell, R. C. (2016). A new development to aid interpretation of hierarchical cluster analysis of repertory grid data. Journal of Constructivist Psychology, 29(4), 368–381. https://doi.org/10.1080/10720537.2015.1134368

Heckmann, M., & Bell, R. C. (2016). Using linear mixed models with repertory grid data. In D. A. Winter & N. Reed (Eds.), Wiley-Blackwell Handbook of Personal Construct Psychology (pp. 99–112). Wiley & Sons. https://doi.org/10.1002/9781118508275.ch9

Heckmann, M. (2016). Gridsampler: Determining sample sizes for repertory grid studies. R package version 0.4. Zenodo. https://doi.org/10.5281/zenodo.58014

Heckmann, M. (2014). OpenRepGrid: An R package for the analysis of repertory grids. Zenodo. https://doi.org/10.5281/zenodo.11623

Lüdders, L., & Heckmann, M. (2013). Bausteine für ein studierendenorientiertes Lehrkonzept für das Fach Statistik in den Sozial- und Humanwissenschaften. Zeitschrift für Beratung und Studium, 8, 72–75.

Presentations

Heckmann, M., Elfert, L., Höhn, S., Schubert, C., Aktas, H., Dittberner, F., Grob, F., Lampe, F., & Nießen, N. (2021). Ursache-Wirkungs-Zusammenhang zwischen Mitteleinsatz und erzielbarer Anlagenqualität am Beispiel von Verkehrsstationen [Paper presented at 3rd International Railway Symposium, Aachen, Germany]. https://doi.org/10.18154/RWTH-2022-01714 [PDF]

von der Schulenburg, C., & Heckmann, M. (2021). “Culture eats strategy for breakfast” – Über die Erfassung von Team- und Organisationskultur [Talk held at the Rethink HR Tech Conference 2021, 05.05.2021 (online)]. [PDF] [Video]

Maus, M., Lampe, F., Friesen, N., Heckmann, M., Elfert, L., & Nießen, N. (2021). Degradation functions for railway station equipment quality based on maintenance-influenced data [Paper presented at IEEE 17th International Conference on Automation Science and Engineering (CASE), Lyon, France]. https://doi.org/10.1109/CASE49439.2021.9551487 [PDF]

Lüdders, L., Engelhardt, T.-C., Vassil, I., Wiese, C., Gerkensmeier, I., De Santis, K. K., Anton, T., Bermbach, S., Holtz, T., & Heckmann, M. (2017). Forschendes Lernen und Forschendes Studieren im fachübergreifenden Vergleich: Eine empirische Untersuchung mittels Semantischem Differential und Biplots [Poster presented at Tagung Forschendes Lernen- The wider view, Münster, Germany].

Heckmann, M. (2016). What you get depends on what you put in – Empirical evidence on the influence of a specific dyad or triad on construct content in cross-sectional designs [Paper presented at the 13th European Personal Construct Association Conference].

Heckmann, M. (2016). Plenary Session—Will we celebrate „100 years of PCP” in 2055? How to make dreams come true [Plenary session speaker at the 13th European Personal Construct Association Conference].

Heckmann, M. (2016). Räumlich-semantisches Mapping der Wahrnehmung von Individuen und Gruppen [Paper]. 20. Fachtagung der Gesellschaft für angewandte Wirtschaftspsychologie, Hamburg, Germany.

Heckmann, M. (2016). A new method for superpositioning biplots to yield semantically integrated spaces [Talk held at 50th DGPs Congress, Leipzig, Germany].

Heckmann, M., Engelhardt, T.-C., & Meixner, J. (2016). Does construct importance depend on elicitation order? Revisiting a common conjecture [Poster]. 13th European Personal Construct Association Conference, Padua, Italy.

Heckmann, M., & Höft, N. (2016). An approach to systematically integrate quantitative rating information into the content analysis of constructs [Paper presented at the 13th European Personal Construct Association Conference].

Kisse, M., Heckmann, M., & Höft, N. (2016). Erfassung der relevanten Dimensionen bei der Beurteilung von Ernährungsformen durch Fleischesser, Vegetarier und Veganer und Untersuchung der Unterschiede mit der Repertory Grid Technik [Poster presented at the 50th Conference of the German Society for Psychology, Leipzig, Germany, September 18-22, 2016.].

Heckmann, M. (2015). More madness in our method? – Differential effects of element combinations on elicited construct content across and within persons [Paper presented at the 21th International Congress of the Personal Construct Psychology (ICPCP)].

Heckmann, M. (2015). An extension of procrustes analysis to aggregate idiographic attribute datasets [Paper presented at the 21th International Congress of the Personal Construct Psychology (ICPCP)]. [Video]

Heckmann, M., & Kaulartz, M. (2014). A crowd-clustering approach for the content analysis of constructs [Talk held at the 12th Biennial Conference of the European Personal Construct Association (EPCA)].

Kaulartz, M., & Heckmann, M. (2014, Juni). Comparing interactive online and face-to-face repertory grid interviews in terms of construct quality and practicability [Talk held at the 12th Biennial Conference of the European Personal Construct Association (EPCA)].

Heckmann, M. (2014). The OpenRepGrid project – Software tools for the analysis and administration of repertory grid data [Workshop held at the 12th Biennial Conference of the European Personal Construct Association (EPCA)].

Heckmann, M. (2013). OpenRepGrid and friends – Tools for the analysis of repertory grid data [Talk held at the 20th International Congress of the Personal Construct Psychology (ICPCP)].

Heckmann, M. (2013). Using multiple repertory grids to map organizational culture [Poster]. 16th Congress of the European Association of Work and Organizational Psychology (EAWOP), Münster, Germany.

Heckmann, M., & Bell, R. C. (2013). A new development in the hierarchical clustering of repertory grid data [Talk]. 20th International Congress of the Personal Construct Psychology (ICPCP), Sydney, Australia.

Heckmann, M., & Pries, J. C. (2013). A cross-cultural approach to user perception in the automotive industry using repertory grids [Poster]. 16th Congress of the European Association of Work and Organizational Psychology (EAWOP), Münster, Germany.

Heckmann, M. (2012). Standardizing inter-element distances in grids – A revision of Hartmann’s distances [Talk held at the 11th Biennial Conference of the European Personal Construct Association (EPCA)].

Heckmann, M. (2012). OpenRepGrid – An Open Source Software for the Analysis of Repertory Grids [Paper]. 11th Biennial Conference of the European Personal Construct Association (EPCA), Dublin, Ireland.