Hanifah Haydar Ali Tajuddin is a Senior Lecturer at the Faculty of Law, Universiti Kebangsaan Malaysia (UKM). Before joining the teaching profession, she was a Senior Assistant Director at the Policy and Research Unit of the Syariah Judiciary Department Malaysia. Being an officer at the Policy and Research Unit, she was
involved in research relating to the application of Syariah laws in Malaysia and efforts to standardise the laws, and innovations in improving the service of the Syariah Court. She was also tasked as a focal person for her department in preparing responses for international conventions on issues relating to Syariah laws in Malaysia.

She graduated with a Bachelor of Laws (LLB (Hons)), Bachelor of Laws (Syariah) (LLB(S)) (Hons), Master of Comparative Laws (MCL) and Doctor of Philosophy (PhD) from International Islamic University Malaysia. She has co-authored an edited book on Islamic Banking and published numerous articles, as well as book chapters in both local and international journals/publishers in areas relating to Islamic law, the legal system, Islamic criminal laws, and Islamic banking and finance.