Research by Marcel U. Brown*, Hong-Gyu Seong*, Khatcher O. Margossian*, Lauren Bishop*, Thomas P. Russell*, Murugappan Muthukumar* and Todd Emrick* was recently published in Macromolecular Rapid Communications. This paper, entitled "Zwitterionic Ammonium Sulfonate Polymers: Synthesis and Properties in Fluids", highlights the synthesis and characterization of novel zwitterionic polymers, elucidating the effects of cation and substituent variation on solution structure and interfacial activity.