However, there are differences between classical liberals and libertarians. Fundamental differences between developed between libertarians and traditional conservatives. His views are especially popular among American conservatives and libertarians. The congress was preceded by considerable ideological divisions between Libertarians and Conservatives. Nonetheless, Objectivism has been a significant influence among libertarians and American conservatives. Classical liberals, libertarians and conservatives of different disciplines have received Sowell's work positively. Nelson Hultberg wrote that there is "philosophical common ground" between libertarians and conservatives. She has been a significant influence among libertarians and American conservatives. The network was primarily made up of conservatives and libertarians. Opposition to the plan was heavy from conservatives, libertarians, and the health insurance industry. This position is often held by anarcho-capitalists, objectivists, most minarchists, right-wing libertarians and voluntaryists. They endorse social welfare programs that were rejected by libertarians and paleoconservatives. Debate comes from feminists, civil libertarians, politicians and law and order officials. Critics, including some feminists, civil libertarians, and jurists, have found this position uncomfortable and alienating. Buckley assembled an eclectic group of writers&colon; traditionalists, Catholic intellectuals, libertarians and ex-Communists.