But Catharin Dalpino, deputy director of the Center for Northeast Asian Policy Studies at the Brookings Institution and a former assistant secretary of state for democracy, thinks that track two should be even more active despite the limitations and difficulties. She says that track two conferences need to be convened on a regular and long-term basis.
而美國前國務院民主、人權、勞工事務局副助理國務卿、現任「布魯金斯研究所」東亞研究中心副主任的 Catharin Dalpino 教授卻對二軌的侷限與困境提出積極的思考，她認為二軌會議有必要長期常態召開。