What role should religious convictions play in public debate on issues of public policy? Is it appropriate to argue for or against a particular public policy based on one’s religious beliefs? For example, can I argue against the death penalty because my religious belief system regards taking another human life as morally wrong? Can I argue for conservation policies because my religion teaches that God is the Creator of the universe who entrusts the custodial care of the earth including its environment to human beings?

On the surface of it, the answer would appear to be yes. My arguments for supporting or opposing any specific public policy can come from many different sources, and it is my own decision to base my arguments, first and foremost or solely, on my religious convictions because those beliefs and commitments are the most important to me. Or so we would like to think. But it soon becomes necessary to penetrate deeper into the matter, beyond its surface.

Most of us recognize that the incorporation of religious convictions into public political debate represents a complex and often contentious intersection of personal belief systems with broader societal governance. As individuals and policymakers bring their deeply held spiritual values into the public sphere, they shape legislative priorities and policy decisions, impacting a diverse populace. This phenomenon raises significant questions about the balance between respecting religious diversity and maintaining both religious freedom and secular governance.

Certainly, whether the appeal to religious convictions in public political debate is appropriate finds arguments on both sides reflecting the different perspective on the role of religion in public life and the very nature of pluralist democracy. There are salient reasons why Christians appeal to religious understanding and commitment to advance their public policy positions. For one, these advocates hold that religious convictions provide a solid moral and ethical foundation for laws and public policies. For another, a politician’s appeal to religious conviction can resonate with constituent’s beliefs and values, making political discourse and action more relevant to their lives.

Also, religion has historically been an important part of cultural and national identity, for both good and ill. Including religious convictions in political discourse and discussion can acknowledge and respect the cultural heritage and moral development of a nation.

But there are also salient arguments for the position that distinctively religious norms, convictions and values have no place in public political debate and the formation of laws and public policy. For one, opponents contend that politics and policy should be entirely secular and non-religious to ensure that government remains neutral among different religions and beliefs and inclusive of all citizens.

Furthermore, democracy as conceived and institutionalized in the U.S. emphasizes the principle of the separation of church and state to ensure that government decisions are made based on secular considerations that apply to everyone. Relying on religious convictions in political debates can undermine this principle, leading to laws that may not respect the freedom of belief.

Also, our modern society is increasingly diverse, including citizens who hold a wide range of religious beliefs, and a number who have no religious beliefs at all. When political debates appeal to religious convictions, it is entirely possible that the discourse and analyses will alienate individuals and communities that do not share those convictions, resulting in further social fragmentation and polarization.

Those who oppose privileging religious convictions in public debate believe that such debates should be grounded in reason and evidence that can be universally accessed and evaluated, regardless of an individual’s religious or philosophical beliefs. Faith-based beliefs, on the other hand, are principally subjective and not universally accessible or verifiable. Simplifying these debates to align with religious convictions can overlook important aspects of the issues. The outcome then easily becomes policies that are not well-suited to address the problems more comprehensively.

Finally, there is concern that inviting and incorporating religious convictions into public policy discussions and decision-making could lead the government to adopt a theocratic character where religious authorities gain undue influence over public life and policy.

The challenge of respecting religious identity and convictions and maintaining a secular, inclusive public sphere in which each person has equal standing, is a difficult one. What is needed is an equilibrium between expressions of religious identity, commitments, and sensibility on the one hand, and the principles of secular governance, inclusivity, and rational public discourse on the other.

Conservative and progressive Christians will not be happy with this challenge. But if the religion clauses of the First Amendment mean anything, it is that government must respect and honor, but remain neutral toward, the religious traditions represented among the citizenry, and in turn, religionist citizens may advocate, appeal, implore, persuade, campaign, and petition for public policy and legislative reform, but only on rational, evidence-based, and non-sectarian grounds.

The only—the only—grounds for argument for or against public policy must be consistent with the constitutional and democratic basis of our republic.

Douglas R. Sharp, Ph.D. is a retired Professor of Theology, Religion and Society.