Let Bernie Be - Democratic Party leaders' efforts to get Sanders to knuckle under are premature and anti-democratic.

Sanders believes that the views of those millions who followed him deserve to be represented in the platform of the party, and that is what he intends to fight for at the convention. If real democracy means anything he is not only entitled to do so without criticism, it is his responsibility. Getting his agenda or parts of it nailed into the platform does not guarantee that it will be followed, but it makes a statement that the nominee can’t simply brush aside.

To that extent, platforms can matter. Even in old-fashioned conventions, before the primaries reduced them to flashy but hollow TV spectaculars, the meetings of the platform committees, could become exciting and meaningful. I have heard and seen some in my own time.
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Platforms can matter. It is deeply wrong for the Democrats’ presumed “party leaders” to continue their relentless drive to obliterate all traces of “the Bern” that has kindled progressive crowds for these past months. Pressing Sanders to fall in behind Clinton with weeks still to go before the official enthronement smells rankly of the “elections” held in totalitarian states. Dissent has been, and remains, not merely a prerogative but a positive sign of diversity and open-mindedness in a party.

Moyers makes some good comparison to previous conventions in 1848 and the struggles for a civil rights supporting platform.

In 1948, with victory won and the focus on domestic issues, the fireworks were furnished by the Democrats, also meeting in Philadelphia, now with TV cameras bringing the convention to the small but swiftly swelling number of homes equipped with the new, flickering black and white screens. The rest of us stayed glued to our radios and listened as the platform committee’s members wrangled bitterly over a civil rights plank introduced by minority of northern liberals — its uncompromising promises cracking open the door to a new chapter in the nation’s history: