How does a judge decide who gets custody?

Related questions

1. Can a father demand a DNA test UK?
2. How much does it cost for a DNA test in the UK?
3. What's the rarest blood type?
4. How much maintenance Should a father pay?
5. Who owns 23andme?
6. Do siblings have the same heritage?
7. What does mitochondrial DNA do?
8. Can I get someone else's birth certificate UK?
9. Is it illegal to do a DNA test without consent UK?
10. Why would a DNA test be inconclusive?

Tags

1. #considering
2. #interests
3. #before
4. #physical
5. #judge
6. #parent
7. #decision
8. #custody
9. #being
10. #needs
11. #developmental
12. #account
13. #based
14. #child
15. #mental
16. #issue
17. #render