Author Bios

Heidi Holvoet, PhD - Founder, sleep consultant, author

Heidi Holvoet, PhD, award-winning author, baby and toddler sleep consultant with now over 12 years experience and certified lactation counselor. Heidi has received awards such as the National Parenting Award (NAPPA) and a Mom's Choice Award (MCA) for her books and website.

She is also a member of the Association of Professional Sleep Consultants of which she was one of the earliest contributors. She obtained her PhD degree in science at the University of Ghent in Belgium.

Continued education, currently (January-July 2019): Infant Mental Health and Development Foundation Program at The Wonder Weeks Academy , a foundation program approved by the British Psychological Society.

Recently attended: PSI and 2020 Mom Maternal Mental Health Certificate Training at PostPartum Support International (Fall 2019).

Featured alongside pediatricians Dr Robert Hamilton and Dr Harvey Karp in Kids in the House's LiveTV episode Let's talk about sleep .

Proudly featured by Yoga Girl in her lovely From the heart Podcast - The Sleep Episode .

Read more about Heidi .

Contact Heidi Holvoet, PhD

Dr Leah Alexander, M.D., F.A.A.P.

In 2018, Dr Leah Alexander, M.D., F.A.A.P., joined Baby-Sleep-Advice.com to fact-check all articles for medical accuracy. She is keeping a meticulous eye, in particular on content that directly impacts your baby's health and safety.

Dr Alexander began practicing pediatrics at Elizabeth Pediatric Group of New Jersey in 2000. She has been an independently contracted pediatrician with Medical Doctors Associates at Pediatricare Associates of New Jersey since 2005.

After graduating from Kalamazoo College and Michigan State University College of Human Medicine, she completed her pediatric residency at Overlook and Morristown Memorial Hospitals. Dr Alexander is board certified in General Pediatrics.

Outside of the field of medicine, she has an interest in culinary arts. After attending culinary courses at the French Culinary Institute, she opened a catering business, Global Palate, LLC in 2007. As owner and executive chef, she catered small group parties for six years.

In addition to her ongoing pediatric work, Dr Alexander is freelance writer with Upwork.