Light-induced rewiring and winding of Saturn ring defects in photosensitive chiral nematic colloids I. Gvozdovskyy, V. S. R. Jampani, M. Škarabot and I. Muševič Eur. Phys. J. E, 36 9 (2013) 97 Published online: 05 September 2013 DOI: 10.1140/epje/i2013-13097-8