Update README.md

Author: anniegbryant

README.md

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 [![DOI](https://zenodo.org/badge/651395505.svg)](https://zenodo.org/badge/latestdoi/651395505)
 
-Readme and code in this repo were compiled by @olivercliff (originally published in [https://github.com/olivercliff/pyspi-paper](https://github.com/olivercliff/pyspi-paper)) with additions by @anniegbryant.
+Readme and code in this repo were compiled by [@olivercliff](https://github.com/olivercliff) (originally published in [https://github.com/olivercliff/pyspi-paper](https://github.com/olivercliff/pyspi-paper)) with additions by [@anniegbryant](https://github.com/anniegbryant).
 
 This repository provides code (and data) to reproduce figures presented in the paper, ["Unifying pairwise interactions in complex dynamics"](https://arxiv.org/abs/2201.11941).