Editorial
Peter Tschmuck
Spatial polarization of Czech Parliamentary voting since 1992: The “V” shaped trend uncovered
Pavel Cihlář, Martin Lepič
The unseen crisis: Substantive political representation and over-indebtedness in the Czech Republic
Václav Šmatera, Michal Pink
Polarized trust and democratic decline. Rethinking resilience in the V4 countries
Hadászi Szabolcs
Marry on a cross. Individualism, divorce, and radical self-placement: The Spanish case
Carlos González-Tormo, Mercedes Blanes-Tortajada
Book review
The application of multiplex PCR and PCR-restriction fragment length polymorphism for differentiation of Bacillus anthracis from other Bacillus spp.
Agnieszka Kędrak-Jabłońska, Sylwia Budniak

pysolorie: A Python Package for Optimal Orientation Analysis of Solar Panels
Alireza Aghamohammadi, Amir Aghamohammadi, M. Ebrahim Foulaadvand

PDSim: A Shiny App for Simulating and Estimating Polynomial Diffusion Models in Commodity Futures
Peilun He, Nino Kordzakhia, Gareth W. Peters, Pavel V. Shevchenko
Retraction Note

Organizing Humanitarian Cochlear Implant Missions: “Green Cochlea” Guide
Isra Aljazeeri, Yassin Abdelsamad, Eman Hajr, Mohammad Alzahrani, Tawfiq Khurayzi, Ahmad M. Aldhafeeri, Rayan Alhussaini, Musaed Alzharani, Fida Almuhwas, Farid Alzhrani, Abdulrahman Hagr

Microplastics in the Pathogenesis of Periodontal Diseases: A Narrative Review
Delfin Lovelina Francis, Saravanan Sampoornam Pape Reddy