Gillot, C., Dif-Pradalier, G., Sarazin, Y., Bourdelle, C., Banon Navarro, A., Camenen, Y., et al. (2023). The problem of capturing marginality in model reductions of turbulence. Plasma Physics and Controlled Fusion, 65: 055012. doi:10.1088/1361-6587/acc276.