| 2021 | How Can We Statistically Analyze the Achievement of Diagrammatic Competency from High School Regular Tests? | Yuri Uesaka, Shun Saso, Takeshi Akisawa |
| 2021 | Comics and Diagrams: An Introductory Overview. | Andrea Tosti |
| 2021 | Visualizing Program State as a Clustered Graph for Learning Programming. | Oleg Sychev |
| 2021 | Considerations in Representation Selection for Problem Solving: A Review. | Aaron Stockdill, Daniel Raggi, Mateja Jamnik, Grecia Garcia Garcia, Peter C.-H. Cheng |
| 2021 | Beyond Counting: Measuring Diagram Intensity in Mathematical Research Papers. | Henrik Kragh Srensen |
| 2021 | On the Cognitive Potential of Derivative Meaning in Aristotelian Diagrams. | Hans Smessaert, Atsushi Shimojima, Lorenz Demey |
| 2021 | How Can Numerals Be Iconic? More Varieties of Iconicity. | Dirk Schlimm |
| 2021 | Validity as Choiceless Unification. | Frank Thomas Sautter, Bruno Ramos Mendona |
| 2021 | Can Humans and Machines Classify Photographs as Depicting Negation? | Yuri Sato, Koji Mineshima |
| 2021 | Truth Tables Without Truth Values: On 4.27 and 4.42 of Wittgenstein's Tractatus. | Tabea Rohr |
| 2021 | Extracting Interactive Actor-Based Dataflow Models from Legacy C Code. | Niklas Rentz, Steven Smyth, Lewe Andersen, Reinhard von Hanxleden |
| 2021 | Visualising Lattices with Tabular Diagrams. | Uta Priss |
| 2021 | A Diagrammatic Representation of Hegel's Science of Logic. | Valentin Pluder, Jens Lemanski |
| 2021 | Peirce's Diagrammatic Solutions to 'Peirce's Puzzle'. | Ahti-Veikko Pietarinen |
| 2021 | The Search for Symmetry in Hohfeldian Modalities. | Matteo Pascucci, Giovanni Sileno |
| 2021 | Equivalence Proof for Intuitionistic Existential Alpha Graphs. | Arnold Oostra |
| 2021 | What Are Rules for? A Carroll-Peirce Comparison. | Amirouche Moktefi, Reetu Bhattacharjee |
| 2021 | Aesthetics and Ordering in Stacked Area Charts. | Steffen Strunge Mathiesen, Hans-Jrg Schulz |
| 2021 | Number and Quality of Diagrams in Scholarly Publications is Associated with Number of Citations. | Guy Clarke Marshall, Caroline Jay, Andr Freitas |
| 2021 | Structuralist Analysis for Neural Network System Diagrams. | Guy Clarke Marshall, Caroline Jay, Andr Freitas |
| 2021 | Understanding Scholarly Neural Network System Diagrams Through Application of VisDNA. | Guy Clarke Marshall, Caroline Jay, Andr Freitas |
| 2021 | Diagrams in Essays: Exploring the Kinds of Diagrams Students Generate and How Well They Work. | Emmanuel Manalo, Mari Fukuda |
| 2021 | Cognitive Style's Effects on User Task Performance in Network Visualisations. | Nikita Dev Lomov, Weidong Huang, Jing Luo, Quang Vinh Nguyen |
| 2021 | Venn Diagrams with "Most": A Natural Logic Approach. | Xinwen Liu, Ahti-Veikko Pietarinen |
| 2021 | Jin Yuelin's Simplification of Venn Diagrams. | Xinwen Liu, Ahti-Veikko Pietarinen |