Dr. Jillian Roberts is a child psychologist, author, professor at the University of Victoria and mother of three children. Considered a go-to child psychology expert for journalists, Dr. Roberts is a regular contributor to HuffPost, Global News and CBC. She is the author of two bestselling and award-winning series of children’s books: the Just Enough series explains topics like birth and diversity to children ages 3–6, while the World Around Us series introduces kids ages 5–8 to issues like poverty and online safety. She lives in Victoria, British Columbia.

Jane Heinrichs is a children's book writer and illustrator. She is the author/illustrator of the hybrid graphic novel Every Home Needs An Elephant. Jane starts her day at a clear desk with her huge sketchbook (for books) and her tiny sketchbook (for daily drawings) but usually ends up sitting on the floor, surrounded by a collection of paints, pencils and papers. She lives in the UK with her family.

Bob McDonald has been the host of CBC Radio’s Quirks and Quarks since 1992. He is a regular science commentator on CBC News Network and science correspondent for CBC TV’s The National. He has been honoured with the 2001 Michael Smith Award for science promotion from the Natural Sciences and Engineering Research Council of Canada, as well as the 2002 Sandford Fleming Medal from the Royal Canadian Institute for Science, and the 2005 McNeil Medal for the public awareness of science from the Royal Society of Canada. In November 2011, McDonald was made an Officer of the Order of Canada. He is the recipient of thirteen honorary doctorates and, in 2014, asteroid 332324 was officially named BOBMCDONALD in his honour.