Since the 1960s, composite airframes and quieter, more efficient engines have become available, and Concorde provided supersonic passenger service for more than two decades, but the most important lasting innovations have taken place in instrumentation and control.

Since the 1960s, the islands have diversified away from their traditionally agriculture-based economy towards tourism and financial services, becoming one of the wealthiest areas in the Caribbean.

Since the 1960s, the bass guitar has largely replaced the double bass in popular music as the bass instrument in the rhythm section.

Since the 1960s, blackjack has been a high profile target of advantage players, particularly card counters, who track the profile of cards that have been dealt and adapt their wager and playing strategies accordingly.

Since the 1960s / 1970s, Blissymbols have become popular as a method to teach disabled or handicapped people to communicate.

Since the 1960s, applied ethics has revived the ideas of casuistry in applying ethical reasoning to particular cases in law, bioethics and business ethics, so the reputation of casuistry is somewhat rehabilitated.

Since the international adoption of the MKS standard in the 1940s and the SI standard in the 1960s, the technical use of CGS units has gradually declined worldwide, in the United States more slowly than elsewhere.

Since the early 1960s, it has been known that volcanism has occurred on other planets and moons in the Solar System.

Since then McLean has stated that the lyrics are also somewhat autobiographical and present an abstract story of his life from the mid-1950s until the time he wrote the song in the late 1960s.

Since at least the 1960s, macroeconomics has been characterized by further integration as to micro-based modeling of sectors, including rationality of players, efficient use of market information, and imperfect competition.

Since at least the 1960s, when Marc Bloch's Feudal Society ( 1939 ) was first translated into English in 1961, many medieval historians have included a broader social aspect that includes not only the nobility but all three estates of the realm, adding the peasantry bonds of manorialism and the estates of the Church ; this is sometimes referred to as " feudal society " since it encompasses all members of society into the feudal system.

Since the 1960s, West and later reunified Germany has been attracting migrants primarily from Southern and Eastern Europe as well as Turkey, many of whom ( or their children ) over time acquired German citizenship.

Since the 1960s rather complex mathematical models have been developed, facilitated by the availability of high speed computers.

Since the 1960s, academic history has seen the emergence of new approaches and topics such as social history, demographic history, ethnic history, women's history, environmental history and cultural history.

Since the 1960s and 1970s a large body of scholarship has provided evidence and analysis of the extent to which heterosexuality and homosexuality are socially organized and historically changing.

Since the 1960s various Scottish shops and manufacturers have created vegetarian haggis, substituting various pulses, nuts and vegetables for the meat in the dish.

Since the 1950s and 1960s in particular, the Irish have become assimilated into the British population.

Since the early 1960s, it has published 12 volumes, the first in 1971 and most recently in 2008 ; three more volumes are planned.

Since the 1960s, he has worked with public interest, consumer, family farm, environmental and community organizations at the local, state and national level.

Since the 1960s, orca has steadily grown in popularity ; both names are now used.

Since the 1960s, a theory based on Linear B phonetic values suggests that Linear A language could be an Anatolian language, close to Luwian.

Since the beginning of the 1960s Ladoga has become considerably eutrophicated.

Since the 1960s, the mainland population has declined by 60-70 %; though there has been a small increase on Motunau Island.

Since the 1960s, the number of people claiming Native American ancestry has grown significantly and by the 2000 census, the number had more than doubled.

Since the 1960s the Chief rabbinate of Israel has moved somewhat closer to the positions of Haredi Judaism.

Since the great flood of these dystopias has appeared only in the last twelve years, it seems fairly reasonable to assume that the chief impetus was the 1949 publication of Nineteen Eighty-Four, an assumption which is supported by the frequent echoes of such details as Room 101, along with education by conditioning from Brave New World, a book to which science-fiction writers may well have returned with new interest after reading the more powerful Orwell dystopia.

Since most BME-related professions involve scientific research, such as in pharmaceutical and medical device development, graduate education is almost a requirement ( as undergraduate degrees typically do not involve sufficient research training and experience ).

A right to education has been created and recognized by some jurisdictions: Since 1952, Article 2 of the first Protocol to the European Convention on Human Rights obliges all signatory parties to guarantee the right to education.

Since the fall of the Taleban in 2001, Denmark has supported Afghanistan with education and democratisation.

Since leprosy had nearly disappeared in Italy, Alberoni obtained the consent of the pope to suppress of the hospital, which had fallen into great disorder, and replaced it with a seminary for the priestly education of seventy poor boys, under the name of the Collegio Alberoni, which it still bears.

Since independence, Indonesian ( a form of Malay and official national language ) is the language of most written communication, education, government, and business.

Since 1999, the education laws have forbidden the public universities to instruct students in languages other than Latvian ( there are exclusions made for linguistics, some international projects and non-budget groups ).

Since behaviorists view the learning process as a change in behavior, educators arrange the environment to elicit desired responses through such devices as behavioral objectives, competency-based education, and skill development and training.

Since he lacked formal education in Latin and mathematics, contemporary scholars mostly ignored Leonardo the scientist, although he did teach himself Latin.

Since definitions of left and right based on the geometry of the natural environment are unwieldy, in practice, the meaning of relative direction words is conveyed through tradition, acculturation, education, and direct reference.

Since 1970, the government has given high priority to education in order to develop a domestic work force, which the government considers a vital factor in the country's economic and social progress.

Since 1999, the government has embarked on reforms in higher education designed to meet the needs of a growing population.

Since most Modern Orthodox women attend college, and many receive advanced degrees in a variety of fields, Modern Orthodoxy generally believes that their Jewish education should equal their secular education.

Since its inception, South Korea has seen substantial development in education, economy, and culture.

Since his accession to the throne in 2005, King Abdullah has taken steps to rein back the powers of the ulema, for instance transferring their control over girls ' education to the Ministry of Education.

Since 2002, Longyearbyen Community Council has had many of the same responsibilities of a municipality, including utilities, education, cultural facilities, fire department, roads and ports.

Since the turn of the 20th century phonics has been widely used in primary education and in teaching literacy throughout the English-speaking world.

Since social capital is readily available no matter the type of community, it is able to override more traditional queues for political engagement ( e. g., education, employment, civil skills, etc .…).

No distinctions based on race, religion or sex are allowed under the 1958 French Constitution .< http :// thisnation. com / library / france. html > Since the 1980s, a French version of affirmative action based on neighborhood is in place for primary and secondary education.

Since rabbinical studies typically flow from other yeshiva studies, those who seek a semicha are typically not required to have completed a university education.

Since the 1979 revolution the persecution of Bahá ' ís has increased with oppression, the denial of civil rights and liberties, and the denial of access to higher education and employment.

Since the 1960s, many of these schools have become defunct as a result of financial difficulties stemming from parents ' decreased interest in paying for such an education for their daughters, and changing societal norms making it easier for daughters to pursue academic and professional paths not open to previous generations.

Since he was ousted by the US government in 2004, Aristide has said that he would return to the field of education.