GL21 Slide show

Balashova	Baxter_and_Hilbrecht	Cesarek_and_Mercun_Kariz
Farace et_al.	Gelfand and Lin	Giannini and Molino
Hageman-Witholt	Hülk	Klozova_and_Drozda
MacDonald et_al	Mack	Murray-Rust and Worthington
Puccinelli_et_al	Ruehling	Savic
Schopfel et_al	Schopfel, Prost and Ndiaye	Smith
Vaska et_al	Vicary and Pettman	Worthington