Complex sentence: In Britain psychology was generally seen as a branch of philosophy and Spearman chose to study in Leipzig under Wilhelm Wundt, because Spearman had no conventional qualifications and Leipzig had liberal entrance requirements.
Split into simpler sentences: In Britain psychology was generally seen as a branch of philosophy and Spearman chose to study in Leipzig under Wilhelm Wundt. Besides Spearman had no conventional qualifications and Leipzig had liberal entrance requirements.