Discuss concisely an important/serious/interesting problem that arises in the assigned articles. Every article, even the best ones, have potential confounds, design flaws, statistical oddities, theoretical weaknesses, and other types of shortcomings. For example, you may focus on something that could have been done different: would a slight modification to the experimental design have provided us with a better understanding of the phenomena under study? Could a confound had been avoided with a different or extra experiment? Should the interpretation of the results have been different? The article is Knigsmark, V. T. et al. (2021). The Ganzflicker experience: High probability of seeing vivid and complex pseudo-hallucinations with imagery but not aphantasia. Cortex. https://doi.org/10.1016/j.cortex.2021.05.007