Today marks the 85th anniversary of LEGO's foundation by Ole Kirk Kristiansen. The company and its products have changed a great deal since then as wooden toys were superseded by plastic interlocking bricks and this famed system of play has subsequently allowed LEGO to become the largest toy manufacturer in the world.
LEGO has achieved this success through constant innovation and choosing a single favourite example of such advancement is difficult. Nevertheless, we are challenging Brickset readers to do just that so would ask which of the many innovations made throughout LEGO's history has been the most welcome from your perspective?
Might it be the creation of the minifigure in 1978, the advent of licensed themes in 1999 or something else entirely? Let us know in the comments below.