I'd say they are still a member until they quit or get the boot, they've simply been abstaining for a year.

Sent from my iPhone

On Mar 2, 2013, at 4:02 PM, Pádraic Brady <notifications@github.com> wrote:

> In bylaws/003-membership.md:
> 
> > +in an email to the the main [php-fig mailing list][list] where
> > +practical and where this does not conflict with the Voting Member's policies.
> > +The other Voting Members may seek confirmation through other channels as
> > +necessary.
> > +
> > +A Voting Member may have more than one Project Representative with the
> > +understanding that this does not confer additional votes and that any conflicts
> > +in casted votes must be reconciled by the Voting Member prior to their vote
> > +being officially recognised.
> > +
> > +Resignation Of Voting Members
> > +-----------------------------
> > +
> > +A Voting Member may resign from PHP-FIG in writing to the main
> > +[php-fig mailing list][list] or by stating their intention to do so on another
> > +official public channel. Once such a statement is published, a PHP project
> Theoretically, PHP-FIG cannot require a departing member to post an email except as a polite gesture. If they ignore you for a year, does this make them a continuing member indefinitely?
> 
> —
> Reply to this email directly or view it on GitHub.