For the reading list: Deborah Orr’s memoir Motherwell: A Girlhood, due to be published by Weidenfeld & Nicolson early next year. Link
Bromeliads can be propagated from seed which should be sown onto wet finely chopped sphagnum moss. Surface sow with no covering as seeds need light to germinate. Pots can be covered with cling-film. Germination usually occurs within 2–3 weeks at 22–24°C.