A. Itken-Fuder talked to S. McIndoe, University of Victoria, Canada, about the influence of additives on the mechanism of action of methylaluminoxane
Introducing notable or emerging scientists through interviews.

Behind the Science: How Does Methylaluminoxane Work?

Atmospheric Research in a Passenger Aircraft
Yafang Cheng, Max Planck Institute for Chemistry, Mainz, Germany, uses a passenger aircraft for comprehensive scientific research
![Behind the Science: Solvent-Free Synthesis of Pillar[5]arene‐Containing [2]Rotaxanes](https://www.chemistryviews.org/wp-content/uploads/legacy/common/images/thumbnails/source/169ca7c2527.png)
Behind the Science: Solvent-Free Synthesis of Pillar[5]arene‐Containing [2]Rotaxanes
C. Gers-Panther, European Journal of Organic Chemistry, talked to J.-F. Nierengarten, University of Strasbourg, about mechanochemical reactions

Constructing Models for Teaching and Learning
Aleksandar Kondinski, KU Leuven, Belgium, uses commercially available toys to create complex chemical structures

Fixing a Failure of Density Functional Theory
Stefan Grimme, University of Bonn, on his most important contributions to theoretical chemistry and the next big problems in the field

Behind the Science: Improved Structural Characterization of Lignins
D. Smith, ChemSusChem, talked to P. Bruijnincx, Utrecht University, about an alternative for the complex technical lignin characterization process

Behind the Science: Reducing Heavy-Metal Load in Lithium-Ion Batteries
K. Welter, ChemPhysChem, talked to M. Yao, Osaka, Japan, about his work on anthraquinone-based oligomers in batteries

Microplastics – A Global Catastrophe
Jane Bremmer, co-founder of the Australian Alliance for a Clean Environment, on what should and what should not be done

Behind the Science: Cleaving Double Bonds in Fullerene Derivatives
J. Faiz, ChemPlusChem, talked to Y. Murata, Kyoto University, Japan, about his work on open-cage fullerene derivatives

Good Environmental Policy in the Face of Uncertainty
Interview with Axel Singhofen who advises the Greens/European Free Alliance (EFA) in the European Parliament