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	Abstract
1	Introduction
	1.1	Against the split brain
	1.2	Identifying where the problems lie
	1.3	A road map
2	Effective Field Theories
	2.1	The utility of low-energy approximations
	2.2	A toy example
	2.3	The toy model revisited
	2.4	Lessons learned
	2.5	Predictiveness and power counting
	2.6	The effective Lagrangian logic
	2.7	The meaning of renormalizability
3	Low-Energy Quantum Gravity
	3.1	General relativity as an effective theory
	3.2	Power counting
	3.3	Effective field theory in curved space
4	Explicit Quantum Calculations
	4.1	Non-relativistic point masses in three spatial dimensions
	4.2	Co-dimension two and cosmic strings
5	Conclusions
6	Acknowledgements
	References
	Figures
	Footnotes

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