Jennifer Permesly led a discussion on: Where Are We Now?: Mass Claims and Sovereign Debt in the Aftermath of Abaclat -- drawing on the example of the Abaclat v. Argentina ICSID arbitration as well as several other related cases. Jennifer will explored how “mass” or “class” claims might fare in the ICSID/ISDS system now that Abaclat has settled before a decision on the merits, and reviewed the current state of the law regarding the potential to bring investment treaty claims based on defaulted sovereign debt obligations.