lazyatom

require "ruby_manor_participation"

conversations = YAML.load_file("ruby_manor_participation.yml")
manor_harder = conversations.select { |c| Date.parse(c.date) > Date.parse("2009-10-01") }

conversations_by_participant = manor_harder.inject({}) do |a, c|
  c.participants.uniq.each do |p|
    a[p] ||= []
    a[p] << c
  end