Moving Toward a Crew of 6 on ISS

NASA Sets Briefing With Members of First Six-Person Station Crew (With Internal NASA Technical Documents)
“NASA will hold a media briefing at 1 p.m. CST, Wednesday, March 4, with the International Space Station residents who will usher in an era of six-person crews. The briefing will originate from NASA’s Johnson Space Center in Houston and will be broadcast live on NASA Television. Questions will be taken from reporters at participating NASA sites.”
NASA International Space Station 6-Crew Strategic Planning Document
“The purpose of this document is to compile the important assumptions, concepts, and strategic requirements used to formulate the nominal 6-Crew operations and planning guidelines for the International Space Station (ISS).”
NASA ISS Increment Definition and Requirements Document for Increments 19 and 20
“This document provides the assignment of flight dates, resources and accommodations, as well as defines the requirements for Increments 19 and 20. Requirements are provided for both joint International Space Station (ISS)/mated vehicle operations and ISS-only continuous operations stages of the increment.”